Base | Representation |
---|---|
bin | 11011100000111000100100… |
… | …101000111100010011100011 |
3 | 120212110011021111210120120222 |
4 | 123200320210220330103203 |
5 | 111330034340431410201 |
6 | 1105205505321153255 |
7 | 34326316562115614 |
oct | 3340704450742343 |
9 | 525404244716528 |
10 | 121007023310051 |
11 | 3561387701497a |
12 | 116a3b7b32b82b |
13 | 5269bb47a0378 |
14 | 21c4ab217dc0b |
15 | deca0c78c91b |
hex | 6e0e24a3c4e3 |
121007023310051 has 16 divisors (see below), whose sum is σ = 127483987238400. Its totient is φ = 114540883380000.
The previous prime is 121007023310023. The next prime is 121007023310093. The reversal of 121007023310051 is 150013320700121.
It is a cyclic number.
It is not a de Polignac number, because 121007023310051 - 218 = 121007023047907 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 121007023310051.
It is not an unprimeable number, because it can be changed into a prime (121007023310851) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 809060726 + ... + 809210276.
It is an arithmetic number, because the mean of its divisors is an integer number (7967749202400).
Almost surely, 2121007023310051 is an apocalyptic number.
121007023310051 is a deficient number, since it is larger than the sum of its proper divisors (6476963928349).
121007023310051 is a wasteful number, since it uses less digits than its factorization.
121007023310051 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 185450.
The product of its (nonzero) digits is 1260, while the sum is 26.
The spelling of 121007023310051 in words is "one hundred twenty-one trillion, seven billion, twenty-three million, three hundred ten thousand, fifty-one".
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