Base | Representation |
---|---|
bin | 111101000011000101… |
… | …0111001101010000000 |
3 | 110112101120211020002010 |
4 | 1322012022321222000 |
5 | 4121443101222144 |
6 | 140120532252520 |
7 | 12320531545506 |
oct | 1720612715200 |
9 | 415346736063 |
10 | 131100023424 |
11 | 506655aaaa7 |
12 | 214a9171140 |
13 | c493a63076 |
14 | 64b9612676 |
15 | 36247015b9 |
hex | 1e862b9a80 |
131100023424 has 32 divisors (see below), whose sum is σ = 348234438240. Its totient is φ = 43700007680.
The previous prime is 131100023407. The next prime is 131100023441. The reversal of 131100023424 is 424320001131.
It is an interprime number because it is at equal distance from previous prime (131100023407) and next prime (131100023441).
It is a tau number, because it is divible by the number of its divisors (32).
It is a super-3 number, since 3×1311000234243 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a self number, because there is not a number n which added to its sum of digits gives 131100023424.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170702772 + ... + 170703539.
It is an arithmetic number, because the mean of its divisors is an integer number (10882326195).
Almost surely, 2131100023424 is an apocalyptic number.
It is an amenable number.
131100023424 is an abundant number, since it is smaller than the sum of its proper divisors (217134414816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131100023424 is an equidigital number, since it uses as much as digits as its factorization.
131100023424 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 341406328 (or 341406316 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 21.
Adding to 131100023424 its reverse (424320001131), we get a palindrome (555420024555).
The spelling of 131100023424 in words is "one hundred thirty-one billion, one hundred million, twenty-three thousand, four hundred twenty-four".
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