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48830080 = 275135869
BaseRepresentation
bin1011101001000…
…1011010000000
310101212211021111
42322101122000
5100000030310
64502333104
71132022515
oct272213200
9111784244
1048830080
1125621842
121442a194
13a168a50
1466b130c
15444828a
hex2e91680

48830080 has 64 divisors (see below), whose sum is σ = 125735400. Its totient is φ = 18026496.

The previous prime is 48830071. The next prime is 48830083. The reversal of 48830080 is 8003884.

It can be written as a sum of positive squares in 4 ways, for example, as 19149376 + 29680704 = 4376^2 + 5448^2 .

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (48830083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5386 + ... + 11254.

Almost surely, 248830080 is an apocalyptic number.

48830080 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 48830080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62867700).

48830080 is an abundant number, since it is smaller than the sum of its proper divisors (76905320).

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

48830080 is a wasteful number, since it uses less digits than its factorization.

48830080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5901 (or 5889 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 31.

The square root of 48830080 is about 6987.8523166993. The cubic root of 48830080 is about 365.5070952528.

The spelling of 48830080 in words is "forty-eight million, eight hundred thirty thousand, eighty".

Divisors: 1 2 4 5 8 10 13 16 20 26 32 40 52 64 65 80 104 128 130 160 208 260 320 416 520 640 832 1040 1664 2080 4160 5869 8320 11738 23476 29345 46952 58690 76297 93904 117380 152594 187808 234760 305188 375616 381485 469520 610376 751232 762970 939040 1220752 1525940 1878080 2441504 3051880 3756160 4883008 6103760 9766016 12207520 24415040 48830080