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48000000 = 210356
BaseRepresentation
bin1011011100011…
…0110000000000
310100022122121210
42313012300000
544242000000
64432450120
71121664456
oct267066000
9110278553
1048000000
1125105124
12140a9940
139c37c89
1465369d6
154332350
hex2dc6c00

48000000 has 154 divisors (see below), whose sum is σ = 159919828. Its totient is φ = 12800000.

The previous prime is 47999969. The next prime is 48000013. The reversal of 48000000 is 84.

Multipling 48000000 by its sum of digits (12), we get a square (576000000 = 240002).

48000000 divided by its sum of digits (12) gives a square (4000000 = 20002).

Adding to 48000000 its reverse (84), we get a palindrome (48000084).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a self number, because there is not a number n which added to its sum of digits gives 48000000.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 9599998 + ... + 9600002.

Almost surely, 248000000 is an apocalyptic number.

48000000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79959914).

48000000 is an abundant number, since it is smaller than the sum of its proper divisors (111919828).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

48000000 is an frugal number, since it uses more digits than its factorization.

48000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53 (or 10 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 48000000 is about 6928.2032302755. The cubic root of 48000000 is about 363.4241185664.

The spelling of 48000000 in words is "forty-eight million", and thus it is an aban number and an uban number.

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 32 40 48 50 60 64 75 80 96 100 120 125 128 150 160 192 200 240 250 256 300 320 375 384 400 480 500 512 600 625 640 750 768 800 960 1000 1024 1200 1250 1280 1500 1536 1600 1875 1920 2000 2400 2500 2560 3000 3072 3125 3200 3750 3840 4000 4800 5000 5120 6000 6250 6400 7500 7680 8000 9375 9600 10000 12000 12500 12800 15000 15360 15625 16000 18750 19200 20000 24000 25000 25600 30000 31250 32000 37500 38400 40000 46875 48000 50000 60000 62500 64000 75000 76800 80000 93750 96000 100000 120000 125000 128000 150000 160000 187500 192000 200000 240000 250000 300000 320000 375000 384000 400000 480000 500000 600000 640000 750000 800000 960000 1000000 1200000 1500000 1600000 1920000 2000000 2400000 3000000 3200000 4000000 4800000 6000000 8000000 9600000 12000000 16000000 24000000 48000000