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2380000 = 2554717
BaseRepresentation
bin1001000101000011100000
311110220202011
421011003200
51102130000
6123002304
726141530
oct11050340
94426664
102380000
111386147
12969394
136543ac
1445d4c0
153202ba
hex2450e0

2380000 has 120 divisors (see below), whose sum is σ = 7085232. Its totient is φ = 768000.

The previous prime is 2379989. The next prime is 2380003. The reversal of 2380000 is 832.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2380003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 139992 + ... + 140008.

22380000 is an apocalyptic number.

2380000 is a gapful number since it is divisible by the number (20) 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 2380000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3542616).

2380000 is an abundant number, since it is smaller than the sum of its proper divisors (4705232).

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

2380000 is an equidigital number, since it uses as much as digits as its factorization.

2380000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54 (or 31 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2380000 is about 1542.7248620542. The cubic root of 2380000 is about 133.5136449369.

Adding to 2380000 its reverse (832), we get a palindrome (2380832).

The spelling of 2380000 in words is "two million, three hundred eighty thousand".

Divisors: 1 2 4 5 7 8 10 14 16 17 20 25 28 32 34 35 40 50 56 68 70 80 85 100 112 119 125 136 140 160 170 175 200 224 238 250 272 280 340 350 400 425 476 500 544 560 595 625 680 700 800 850 875 952 1000 1120 1190 1250 1360 1400 1700 1750 1904 2000 2125 2380 2500 2720 2800 2975 3400 3500 3808 4000 4250 4375 4760 5000 5600 5950 6800 7000 8500 8750 9520 10000 10625 11900 13600 14000 14875 17000 17500 19040 20000 21250 23800 28000 29750 34000 35000 42500 47600 59500 68000 70000 74375 85000 95200 119000 140000 148750 170000 238000 297500 340000 476000 595000 1190000 2380000