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76736142 = 23272326479
BaseRepresentation
bin1001001001011…
…10011010001110
312100101121012100
410210232122032
5124121024032
611340415530
71621150350
oct444563216
9170347170
1076736142
113a351aaa
12218475a6
1312b89902
14a2970d0
156b0b97c
hex492e68e

76736142 has 48 divisors (see below), whose sum is σ = 198282240. Its totient is φ = 20970576.

The previous prime is 76736131. The next prime is 76736159. The reversal of 76736142 is 24163767.

It is a junction number, because it is equal to n+sod(n) for n = 76736097 and 76736106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10342 + ... + 16137.

It is an arithmetic number, because the mean of its divisors is an integer number (4130880).

Almost surely, 276736142 is an apocalyptic number.

76736142 is an abundant number, since it is smaller than the sum of its proper divisors (121546098).

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

76736142 is a wasteful number, since it uses less digits than its factorization.

76736142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26517 (or 26514 counting only the distinct ones).

The product of its digits is 42336, while the sum is 36.

The square root of 76736142 is about 8759.9167804266. The cubic root of 76736142 is about 424.9455838057.

The spelling of 76736142 in words is "seventy-six million, seven hundred thirty-six thousand, one hundred forty-two".

Divisors: 1 2 3 6 7 9 14 18 21 23 42 46 63 69 126 138 161 207 322 414 483 966 1449 2898 26479 52958 79437 158874 185353 238311 370706 476622 556059 609017 1112118 1218034 1668177 1827051 3336354 3654102 4263119 5481153 8526238 10962306 12789357 25578714 38368071 76736142