Base | Representation |
---|---|
bin | 1101111011001111100001… |
… | …0110010001111011101101 |
3 | 2000012202110212220020210011 |
4 | 3132303320112101323231 |
5 | 4001330302042030013 |
6 | 52321550204013221 |
7 | 3140133336613633 |
oct | 336637026217355 |
9 | 60182425806704 |
10 | 15311430033133 |
11 | 49735a50a3953 |
12 | 187355ab31211 |
13 | 870b280a13b0 |
14 | 3ad111a69353 |
15 | 1b8443509c3d |
hex | decf8591eed |
15311430033133 has 32 divisors (see below), whose sum is σ = 17042387281920. Its totient is φ = 13660644314880.
The previous prime is 15311430033061. The next prime is 15311430033149. The reversal of 15311430033133 is 33133003411351.
It is a cyclic number.
It is not a de Polignac number, because 15311430033133 - 217 = 15311429902061 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a junction number, because it is equal to n+sod(n) for n = 15311430033095 and 15311430033104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15311430033733) 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, 1272024391 + ... + 1272036427.
It is an arithmetic number, because the mean of its divisors is an integer number (532574602560).
Almost surely, 215311430033133 is an apocalyptic number.
15311430033133 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
15311430033133 is a deficient number, since it is larger than the sum of its proper divisors (1730957248787).
15311430033133 is a wasteful number, since it uses less digits than its factorization.
15311430033133 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15757.
The product of its (nonzero) digits is 14580, while the sum is 31.
Adding to 15311430033133 its reverse (33133003411351), we get a palindrome (48444433444484).
The spelling of 15311430033133 in words is "fifteen trillion, three hundred eleven billion, four hundred thirty million, thirty-three thousand, one hundred thirty-three".
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