Base | Representation |
---|---|
bin | 1010100001111000000001… |
… | …11110100011010101100001 |
3 | 10000222111222222011220201121 |
4 | 11100330000332203111201 |
5 | 11013324232340343101 |
6 | 121124515155132241 |
7 | 4606556201643001 |
oct | 520740076432541 |
9 | 100874888156647 |
10 | 23154185090401 |
11 | 74176a8945262 |
12 | 271b5298a4081 |
13 | cbc57944b631 |
14 | 5a095067a001 |
15 | 2a24607e10a1 |
hex | 150f00fa3561 |
23154185090401 has 8 divisors (see below), whose sum is σ = 23692721892224. Its totient is φ = 22615651351440.
The previous prime is 23154185090383. The next prime is 23154185090411. The reversal of 23154185090401 is 10409058145132.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 23154185090401 - 213 = 23154185082209 is a prime.
It is a super-2 number, since 2×231541850904012 (a number of 28 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (43).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23154185090411) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23029720 + ... + 24014086.
It is an arithmetic number, because the mean of its divisors is an integer number (2961590236528).
Almost surely, 223154185090401 is an apocalyptic number.
It is an amenable number.
23154185090401 is a deficient number, since it is larger than the sum of its proper divisors (538536801823).
23154185090401 is an equidigital number, since it uses as much as digits as its factorization.
23154185090401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1531431.
The product of its (nonzero) digits is 172800, while the sum is 43.
The spelling of 23154185090401 in words is "twenty-three trillion, one hundred fifty-four billion, one hundred eighty-five million, ninety thousand, four hundred one".
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