Base | Representation |
---|---|
bin | 10010001011011… |
… | …00000100010001 |
3 | 101121221002200121 |
4 | 21011230010101 |
5 | 303014024121 |
6 | 23044150241 |
7 | 3531053032 |
oct | 1105540421 |
9 | 347832617 |
10 | 152486161 |
11 | 79090123 |
12 | 43098381 |
13 | 2578c6c9 |
14 | 16374a89 |
15 | d5c1141 |
hex | 916c111 |
152486161 has 4 divisors (see below), whose sum is σ = 152641024. Its totient is φ = 152331300.
The previous prime is 152486143. The next prime is 152486167. The reversal of 152486161 is 161684251.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 152486161 - 25 = 152486129 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (152486167) 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, 75945 + ... + 77926.
It is an arithmetic number, because the mean of its divisors is an integer number (38160256).
Almost surely, 2152486161 is an apocalyptic number.
It is an amenable number.
152486161 is a deficient number, since it is larger than the sum of its proper divisors (154863).
152486161 is an equidigital number, since it uses as much as digits as its factorization.
152486161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 154862.
The product of its digits is 11520, while the sum is 34.
The square root of 152486161 is about 12348.5286977842. The cubic root of 152486161 is about 534.2487035113.
The spelling of 152486161 in words is "one hundred fifty-two million, four hundred eighty-six thousand, one hundred sixty-one".
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