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76492516 = 2243732
BaseRepresentation
bin1001000111100…
…10111011100100
312022221020000011
410203302323210
5124040230031
611331300004
71616114152
oct443627344
9168836004
1076492516
113a1a5a61
122174a604
1312b02a59
14a2323d2
156aae6b1
hex48f2ee4

76492516 has 9 divisors (see below), whose sum is σ = 133892521. Its totient is φ = 38237512.

The previous prime is 76492487. The next prime is 76492519. The reversal of 76492516 is 61529467.

The square root of 76492516 is 8746.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 43956900 + 32535616 = 6630^2 + 5704^2 .

It is a super-2 number, since 2×764925162 = 11702210008020512, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76492519) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 15306 + ... + 19678.

Almost surely, 276492516 is an apocalyptic number.

76492516 is the 8746-th square number.

It is an amenable number.

76492516 is a deficient number, since it is larger than the sum of its proper divisors (57400005).

76492516 is an frugal number, since it uses more digits than its factorization.

76492516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8750 (or 4375 counting only the distinct ones).

The product of its digits is 90720, while the sum is 40.

The cubic root of 76492516 is about 424.4953937318.

The spelling of 76492516 in words is "seventy-six million, four hundred ninety-two thousand, five hundred sixteen".

Divisors: 1 2 4 4373 8746 17492 19123129 38246258 76492516