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76504030 = 2529331797
BaseRepresentation
bin1001000111101…
…01101111011110
312022221210210121
410203311233132
5124041112110
611331425154
71616162551
oct443655736
9168853717
1076504030
113a203679
12217551ba
1312b08075
14a236698
156ab2cda
hex48f5bde

76504030 has 32 divisors (see below), whose sum is σ = 143065440. Its totient is φ = 29420160.

The previous prime is 76503989. The next prime is 76504031. The reversal of 76504030 is 3040567.

It is a junction number, because it is equal to n+sod(n) for n = 76503986 and 76504004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76504031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95592 + ... + 96388.

It is an arithmetic number, because the mean of its divisors is an integer number (4470795).

Almost surely, 276504030 is an apocalyptic number.

76504030 is a deficient number, since it is larger than the sum of its proper divisors (66561410).

76504030 is a wasteful number, since it uses less digits than its factorization.

76504030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1164.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 76504030 is about 8746.6582190000. The cubic root of 76504030 is about 424.5166916531.

Adding to 76504030 its reverse (3040567), we get a palindrome (79544597).

The spelling of 76504030 in words is "seventy-six million, five hundred four thousand, thirty".

Divisors: 1 2 5 10 29 58 145 290 331 662 797 1594 1655 3310 3985 7970 9599 19198 23113 46226 47995 95990 115565 231130 263807 527614 1319035 2638070 7650403 15300806 38252015 76504030