Base | Representation |
---|---|
bin | 11100111101111110… |
… | …11000001011101011 |
3 | 1111010212102111222212 |
4 | 32132333120023223 |
5 | 223322343104024 |
6 | 11051124035335 |
7 | 1060254335363 |
oct | 163677301353 |
9 | 44125374885 |
10 | 15552316139 |
11 | 6660971338 |
12 | 3020532b4b |
13 | 160b0ba839 |
14 | a777179a3 |
15 | 610563a0e |
hex | 39efd82eb |
15552316139 has 4 divisors (see below), whose sum is σ = 15553726224. Its totient is φ = 15550906056.
The previous prime is 15552316133. The next prime is 15552316141. The reversal of 15552316139 is 93161325551.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93161325551 = 7 ⋅13308760793.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-15552316139 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 15552316096 and 15552316105.
It is not an unprimeable number, because it can be changed into a prime (15552316133) 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, 688367 + ... + 710600.
It is an arithmetic number, because the mean of its divisors is an integer number (3888431556).
Almost surely, 215552316139 is an apocalyptic number.
15552316139 is a deficient number, since it is larger than the sum of its proper divisors (1410085).
15552316139 is a wasteful number, since it uses less digits than its factorization.
15552316139 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1410084.
The product of its digits is 121500, while the sum is 41.
The spelling of 15552316139 in words is "fifteen billion, five hundred fifty-two million, three hundred sixteen thousand, one hundred thirty-nine".
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