Base | Representation |
---|---|
bin | 10010001011001… |
… | …10000011111001 |
3 | 101121212211221111 |
4 | 21011212003321 |
5 | 303012232221 |
6 | 23043440321 |
7 | 3530621230 |
oct | 1105460371 |
9 | 347784844 |
10 | 152461561 |
11 | 7907369a |
12 | 430860a1 |
13 | 25781455 |
14 | 16369b17 |
15 | d5b8be1 |
hex | 91660f9 |
152461561 has 16 divisors (see below), whose sum is σ = 179103744. Its totient is φ = 127071504.
The previous prime is 152461553. The next prime is 152461577. The reversal of 152461561 is 165164251.
It is not a de Polignac number, because 152461561 - 23 = 152461553 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (152461501) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52206 + ... + 55048.
It is an arithmetic number, because the mean of its divisors is an integer number (11193984).
Almost surely, 2152461561 is an apocalyptic number.
It is an amenable number.
152461561 is a deficient number, since it is larger than the sum of its proper divisors (26642183).
152461561 is a wasteful number, since it uses less digits than its factorization.
152461561 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3060.
The product of its digits is 7200, while the sum is 31.
The square root of 152461561 is about 12347.5325875253. The cubic root of 152461561 is about 534.2199725436.
It can be divided in two parts, 15246 and 1561, that added together give a 5-th power (16807 = 75).
The spelling of 152461561 in words is "one hundred fifty-two million, four hundred sixty-one thousand, five hundred sixty-one".
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