Base | Representation |
---|---|
bin | 1101110111110011010101… |
… | …0110101111000011011010 |
3 | 2000000002220200111201002000 |
4 | 3131330311112233003122 |
5 | 3444343224422123232 |
6 | 52234453153021430 |
7 | 3132641544033135 |
oct | 335746526570332 |
9 | 60002820451060 |
10 | 15252324020442 |
11 | 4950524311783 |
12 | 1864004554876 |
13 | 868398913ba2 |
14 | 3aa305c0921c |
15 | 1b6b344e727c |
hex | ddf355af0da |
15252324020442 has 64 divisors (see below), whose sum is σ = 34185865190400. Its totient is φ = 5040432783360.
The previous prime is 15252324020441. The next prime is 15252324020471. The reversal of 15252324020442 is 24402042325251.
15252324020442 is a `hidden beast` number, since 1 + 52 + 523 + 2 + 40 + 2 + 0 + 4 + 42 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 15252324020397 and 15252324020406.
It is not an unprimeable number, because it can be changed into a prime (15252324020441) 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, 4348567 + ... + 7029557.
It is an arithmetic number, because the mean of its divisors is an integer number (534154143600).
Almost surely, 215252324020442 is an apocalyptic number.
15252324020442 is an abundant number, since it is smaller than the sum of its proper divisors (18933541169958).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15252324020442 is a wasteful number, since it uses less digits than its factorization.
15252324020442 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2681908 (or 2681902 counting only the distinct ones).
The product of its (nonzero) digits is 153600, while the sum is 36.
Adding to 15252324020442 its reverse (24402042325251), we get a palindrome (39654366345693).
The spelling of 15252324020442 in words is "fifteen trillion, two hundred fifty-two billion, three hundred twenty-four million, twenty thousand, four hundred forty-two".
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