Base | Representation |
---|---|
bin | 1110000011011011010011… |
… | …0100111001101000100000 |
3 | 2000201012101121200000121121 |
4 | 3200312310310321220200 |
5 | 4011131224432131034 |
6 | 52510322021302024 |
7 | 3153241510331440 |
oct | 340666464715040 |
9 | 60635347600547 |
10 | 15452031130144 |
11 | 4a18195815084 |
12 | 1896859b64914 |
13 | 88117435439b |
14 | 3b5c4d048120 |
15 | 1bbe21db41b4 |
hex | e0db4d39a20 |
15452031130144 has 24 divisors (see below), whose sum is σ = 34767070043328. Its totient is φ = 6622299055680.
The previous prime is 15452031130139. The next prime is 15452031130147. The reversal of 15452031130144 is 44103113025451.
It is not an unprimeable number, because it can be changed into a prime (15452031130147) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34491140692 + ... + 34491141139.
It is an arithmetic number, because the mean of its divisors is an integer number (1448627918472).
Almost surely, 215452031130144 is an apocalyptic number.
15452031130144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
15452031130144 is an abundant number, since it is smaller than the sum of its proper divisors (19315038913184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15452031130144 is an equidigital number, since it uses as much as digits as its factorization.
15452031130144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 68982281848 (or 68982281840 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 34.
Adding to 15452031130144 its reverse (44103113025451), we get a palindrome (59555144155595).
The spelling of 15452031130144 in words is "fifteen trillion, four hundred fifty-two billion, thirty-one million, one hundred thirty thousand, one hundred forty-four".
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