Base | Representation |
---|---|
bin | 10001011011101010111000… |
… | …110001100101001001011000 |
3 | 101001110102012021222121110200 |
4 | 101123222320301211021120 |
5 | 40022113102124113202 |
6 | 431020525411142200 |
7 | 22102046052323622 |
oct | 2133527061451130 |
9 | 331412167877420 |
10 | 76668266238552 |
11 | 2247991361053a |
12 | 87229a72a4960 |
13 | 33a1a2bba0ca1 |
14 | 14d0a9a15bc12 |
15 | 8ce4b6ad9e1c |
hex | 45bab8c65258 |
76668266238552 has 48 divisors (see below), whose sum is σ = 207646391429880. Its totient is φ = 25555698547200.
The previous prime is 76668266238547. The next prime is 76668266238581. The reversal of 76668266238552 is 25583266286667.
It is a Harshad number since it is a multiple of its sum of digits (72).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3361474 + ... + 12831057.
Almost surely, 276668266238552 is an apocalyptic number.
76668266238552 is a gapful number since it is divisible by the number (72) formed by its first and last digit.
It is an amenable number.
76668266238552 is an abundant number, since it is smaller than the sum of its proper divisors (130978125191328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
76668266238552 is a wasteful number, since it uses less digits than its factorization.
76668266238552 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16258304 (or 16258297 counting only the distinct ones).
The product of its digits is 2090188800, while the sum is 72.
The spelling of 76668266238552 in words is "seventy-six trillion, six hundred sixty-eight billion, two hundred sixty-six million, two hundred thirty-eight thousand, five hundred fifty-two".
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