Base | Representation |
---|---|
bin | 11101001010001011001111… |
… | …11001111011011110001000 |
3 | 22102000221022100020202222120 |
4 | 32211011213321323132020 |
5 | 31401030420330013112 |
6 | 344212531222451240 |
7 | 16335416560100124 |
oct | 1645054771733610 |
9 | 272027270222876 |
10 | 64121310001032 |
11 | 19481770946a79 |
12 | 7237180b93b20 |
13 | 29a17c908b40b |
14 | 11b96b8d84584 |
15 | 762e20a2be8c |
hex | 3a5167e7b788 |
64121310001032 has 128 divisors (see below), whose sum is σ = 180189854208000. Its totient is φ = 18919934449920.
The previous prime is 64121310000997. The next prime is 64121310001033. The reversal of 64121310001032 is 23010001312146.
It is a happy number.
It is a super-2 number, since 2×641213100010322 (a number of 28 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a junction number, because it is equal to n+sod(n) for n = 64121310000993 and 64121310001011.
It is not an unprimeable number, because it can be changed into a prime (64121310001033) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77797458 + ... + 78617345.
It is an arithmetic number, because the mean of its divisors is an integer number (1407733236000).
Almost surely, 264121310001032 is an apocalyptic number.
64121310001032 is a gapful number since it is divisible by the number (62) formed by its first and last digit.
It is an amenable number.
64121310001032 is an abundant number, since it is smaller than the sum of its proper divisors (116068544206968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
64121310001032 is a wasteful number, since it uses less digits than its factorization.
64121310001032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 156414891 (or 156414887 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 24.
Adding to 64121310001032 its reverse (23010001312146), we get a palindrome (87131311313178).
The spelling of 64121310001032 in words is "sixty-four trillion, one hundred twenty-one billion, three hundred ten million, one thousand, thirty-two".
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