Base | Representation |
---|---|
bin | 1001100111010000011000… |
… | …01010110110011011010010 |
3 | 2202211222010021001122022000 |
4 | 10303220030022312123102 |
5 | 10232324241444424444 |
6 | 112543332554054430 |
7 | 4311213505242456 |
oct | 463501412663322 |
9 | 82758107048260 |
10 | 21140033201874 |
11 | 681048a694134 |
12 | 24550b641a416 |
13 | ba465bc97a32 |
14 | 53127c496666 |
15 | 269d7a1cb469 |
hex | 133a0c2b66d2 |
21140033201874 has 64 divisors (see below), whose sum is σ = 47081348582400. Its totient is φ = 7031156586624.
The previous prime is 21140033201867. The next prime is 21140033201879. The reversal of 21140033201874 is 47810233004112.
21140033201874 is a `hidden beast` number, since 2 + 1 + 140 + 0 + 332 + 0 + 187 + 4 = 666.
It is a super-2 number, since 2×211400332018742 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (21140033201879) 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, 250263054 + ... + 250347510.
It is an arithmetic number, because the mean of its divisors is an integer number (735646071600).
Almost surely, 221140033201874 is an apocalyptic number.
21140033201874 is an abundant number, since it is smaller than the sum of its proper divisors (25941315380526).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21140033201874 is a wasteful number, since it uses less digits than its factorization.
21140033201874 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 94624 (or 94618 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 36.
Adding to 21140033201874 its reverse (47810233004112), we get a palindrome (68950266205986).
The spelling of 21140033201874 in words is "twenty-one trillion, one hundred forty billion, thirty-three million, two hundred one thousand, eight hundred seventy-four".
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