Base | Representation |
---|---|
bin | 10010110000001… |
… | …00100000010011 |
3 | 101221222220200121 |
4 | 21120010200103 |
5 | 310232223401 |
6 | 23335331111 |
7 | 3620032504 |
oct | 1130044023 |
9 | 357886617 |
10 | 157304851 |
11 | 80881510 |
12 | 44820a97 |
13 | 26788ac2 |
14 | 16c6abab |
15 | dc23ca1 |
hex | 9604813 |
157304851 has 4 divisors (see below), whose sum is σ = 171605304. Its totient is φ = 143004400.
The previous prime is 157304839. The next prime is 157304891. The reversal of 157304851 is 158403751.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 158403751 = 11 ⋅14400341.
It is not a de Polignac number, because 157304851 - 227 = 23087123 is a prime.
It is a super-2 number, since 2×1573048512 = 49489632296264402, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (157304821) 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, 7150210 + ... + 7150231.
It is an arithmetic number, because the mean of its divisors is an integer number (42901326).
Almost surely, 2157304851 is an apocalyptic number.
157304851 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
157304851 is a deficient number, since it is larger than the sum of its proper divisors (14300453).
157304851 is a wasteful number, since it uses less digits than its factorization.
157304851 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14300452.
The product of its (nonzero) digits is 16800, while the sum is 34.
The square root of 157304851 is about 12542.1230658928. The cubic root of 157304851 is about 539.8180125200.
The spelling of 157304851 in words is "one hundred fifty-seven million, three hundred four thousand, eight hundred fifty-one".
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