Base | Representation |
---|---|
bin | 11100110001110100… |
… | …10001010110101011 |
3 | 1110212202111021120121 |
4 | 32120322101112223 |
5 | 223120240023110 |
6 | 11033041504111 |
7 | 1054605334453 |
oct | 163072212653 |
9 | 43782437517 |
10 | 15450314155 |
11 | 6609332781 |
12 | 2bb2342037 |
13 | 15c2c25a33 |
14 | a67d64d63 |
15 | 606615cda |
hex | 398e915ab |
15450314155 has 4 divisors (see below), whose sum is σ = 18540376992. Its totient is φ = 12360251320.
The previous prime is 15450314141. The next prime is 15450314207. The reversal of 15450314155 is 55141305451.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55141305451 = 17 ⋅3243606203.
It is not a de Polignac number, because 15450314155 - 223 = 15441925547 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 15450314155.
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, 1545031411 + ... + 1545031420.
It is an arithmetic number, because the mean of its divisors is an integer number (4635094248).
Almost surely, 215450314155 is an apocalyptic number.
15450314155 is a deficient number, since it is larger than the sum of its proper divisors (3090062837).
15450314155 is an equidigital number, since it uses as much as digits as its factorization.
15450314155 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3090062836.
The product of its (nonzero) digits is 30000, while the sum is 34.
The spelling of 15450314155 in words is "fifteen billion, four hundred fifty million, three hundred fourteen thousand, one hundred fifty-five".
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