Base | Representation |
---|---|
bin | 10111011110101110110000… |
… | …10110001000010011001000 |
3 | 20202211002220121210012022200 |
4 | 23233113120112020103020 |
5 | 23231430231433420112 |
6 | 301452023200120200 |
7 | 13606251365443401 |
oct | 1357273026102310 |
9 | 222732817705280 |
10 | 51633431545032 |
11 | 154a7685032137 |
12 | 595aaa3906060 |
13 | 22a701c93020c |
14 | ca70ddd9c9a8 |
15 | 5e8186256cdc |
hex | 2ef5d85884c8 |
51633431545032 has 48 divisors (see below), whose sum is σ = 139842405078480. Its totient is φ = 17210914764000.
The previous prime is 51633431545019. The next prime is 51633431545043. The reversal of 51633431545032 is 23054513433615.
51633431545032 is a `hidden beast` number, since 5 + 1 + 6 + 33 + 43 + 1 + 545 + 0 + 32 = 666.
It is a super-2 number, since 2×516334315450322 (a number of 28 digits) contains 22 as substring.
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, 717907 + ... + 10187357.
It is an arithmetic number, because the mean of its divisors is an integer number (2913383439135).
Almost surely, 251633431545032 is an apocalyptic number.
It is an amenable number.
51633431545032 is an abundant number, since it is smaller than the sum of its proper divisors (88208973533448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
51633431545032 is a wasteful number, since it uses less digits than its factorization.
51633431545032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9545194 (or 9545187 counting only the distinct ones).
The product of its (nonzero) digits is 1944000, while the sum is 45.
Adding to 51633431545032 its reverse (23054513433615), we get a palindrome (74687944978647).
The spelling of 51633431545032 in words is "fifty-one trillion, six hundred thirty-three billion, four hundred thirty-one million, five hundred forty-five thousand, thirty-two".
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