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76620372 = 22327123561
BaseRepresentation
bin1001001000100…
…10001001010100
312100011201101120
410210102021110
5124103322442
611334123540
71620156003
oct444221124
9170151346
1076620372
113a283024
12217b05b0
1312b48cca
14a266c3a
156ad74ec
hex4912254

76620372 has 24 divisors (see below), whose sum is σ = 179448192. Its totient is φ = 25444800.

The previous prime is 76620353. The next prime is 76620403. The reversal of 76620372 is 27302667.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8529 + ... + 15032.

It is an arithmetic number, because the mean of its divisors is an integer number (7477008).

Almost surely, 276620372 is an apocalyptic number.

It is an amenable number.

76620372 is an abundant number, since it is smaller than the sum of its proper divisors (102827820).

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

76620372 is a wasteful number, since it uses less digits than its factorization.

76620372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23839 (or 23837 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 33.

The square root of 76620372 is about 8753.3063467469. The cubic root of 76620372 is about 424.7317744674.

The spelling of 76620372 in words is "seventy-six million, six hundred twenty thousand, three hundred seventy-two".

Divisors: 1 2 3 4 6 12 271 542 813 1084 1626 3252 23561 47122 70683 94244 141366 282732 6385031 12770062 19155093 25540124 38310186 76620372