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76904572 = 2235935351
BaseRepresentation
bin1001001010101…
…11100001111100
312100201011020111
410211113201330
5124141421242
611344155404
71622451403
oct445274174
9170634214
1076904572
113a4575a8
1221908b64
1312c18484
14a2dc63a
156b41817
hex495787c

76904572 has 12 divisors (see below), whose sum is σ = 134645616. Its totient is φ = 38434400.

The previous prime is 76904567. The next prime is 76904579. The reversal of 76904572 is 27540967.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76904579) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11697 + ... + 17047.

It is an arithmetic number, because the mean of its divisors is an integer number (11220468).

Almost surely, 276904572 is an apocalyptic number.

It is an amenable number.

76904572 is a deficient number, since it is larger than the sum of its proper divisors (57741044).

76904572 is a wasteful number, since it uses less digits than its factorization.

76904572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8948 (or 8946 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 40.

The square root of 76904572 is about 8769.5251866906. The cubic root of 76904572 is about 425.2562643637.

The spelling of 76904572 in words is "seventy-six million, nine hundred four thousand, five hundred seventy-two".

Divisors: 1 2 4 3593 5351 7186 10702 14372 21404 19226143 38452286 76904572