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68296996092 = 22313719608903
BaseRepresentation
bin111111100110110100…
…010111010011111100
320112021201211212200210
4333212310113103330
52104333012333332
651213013352420
74635314613453
oct774664272374
9215251755623
1068296996092
1126a67968026
12112a0638710
136595688a30
14343c78bb9a
151b9ad66ecc
hexfe6d174fc

68296996092 has 48 divisors (see below), whose sum is σ = 171857064960. Its totient is φ = 20985198528.

The previous prime is 68296996091. The next prime is 68296996093. The reversal of 68296996092 is 29069969286.

It is an interprime number because it is at equal distance from previous prime (68296996091) and next prime (68296996093).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68296996091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192288 + ... + 416615.

It is an arithmetic number, because the mean of its divisors is an integer number (3580355520).

Almost surely, 268296996092 is an apocalyptic number.

It is an amenable number.

68296996092 is an abundant number, since it is smaller than the sum of its proper divisors (103560068868).

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

68296996092 is a wasteful number, since it uses less digits than its factorization.

68296996092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609642 (or 609640 counting only the distinct ones).

The product of its (nonzero) digits is 45349632, while the sum is 66.

The spelling of 68296996092 in words is "sixty-eight billion, two hundred ninety-six million, nine hundred ninety-six thousand, ninety-two".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 719 1438 2157 2876 4314 8628 9347 18694 28041 37388 56082 112164 608903 1217806 1826709 2435612 3653418 7306836 7915739 15831478 23747217 31662956 47494434 94988868 437801257 875602514 1313403771 1751205028 2626807542 5253615084 5691416341 11382832682 17074249023 22765665364 34148498046 68296996092