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76738072 = 2379121421
BaseRepresentation
bin1001001001011…
…10111000011000
312100101200211211
410210232320120
5124121104242
611340432504
71621156105
oct444567030
9170350754
1076738072
113a3534a4
1221848734
1312b8a758
14a297aac
156b0c317
hex492ee18

76738072 has 16 divisors (see below), whose sum is σ = 145706400. Its totient is φ = 37883040.

The previous prime is 76738063. The next prime is 76738087. The reversal of 76738072 is 27083767.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60079 + ... + 61342.

It is an arithmetic number, because the mean of its divisors is an integer number (9106650).

Almost surely, 276738072 is an apocalyptic number.

It is an amenable number.

76738072 is a deficient number, since it is larger than the sum of its proper divisors (68968328).

76738072 is a wasteful number, since it uses less digits than its factorization.

76738072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121506 (or 121502 counting only the distinct ones).

The product of its (nonzero) digits is 98784, while the sum is 40.

The square root of 76738072 is about 8760.0269405978. The cubic root of 76738072 is about 424.9491463951.

The spelling of 76738072 in words is "seventy-six million, seven hundred thirty-eight thousand, seventy-two".

Divisors: 1 2 4 8 79 158 316 632 121421 242842 485684 971368 9592259 19184518 38369036 76738072