Base | Representation |
---|---|
bin | 10010001001111… |
… | …11000101000011 |
3 | 101121120201220210 |
4 | 21010333011003 |
5 | 302442130031 |
6 | 23040205203 |
7 | 3526354560 |
oct | 1104770503 |
9 | 347521823 |
10 | 152301891 |
11 | 78a74735 |
12 | 43009803 |
13 | 25726881 |
14 | 16327867 |
15 | d586746 |
hex | 913f143 |
152301891 has 32 divisors (see below), whose sum is σ = 245145600. Its totient is φ = 82162080.
The previous prime is 152301869. The next prime is 152301901. The reversal of 152301891 is 198103251.
It is not a de Polignac number, because 152301891 - 29 = 152301379 is a prime.
It is not an unprimeable number, because it can be changed into a prime (152301491) 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 31 ways as a sum of consecutive naturals, for example, 166726 + ... + 167636.
It is an arithmetic number, because the mean of its divisors is an integer number (7660800).
Almost surely, 2152301891 is an apocalyptic number.
152301891 is a deficient number, since it is larger than the sum of its proper divisors (92843709).
152301891 is a wasteful number, since it uses less digits than its factorization.
152301891 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1359.
The product of its (nonzero) digits is 2160, while the sum is 30.
The square root of 152301891 is about 12341.0652295497. The cubic root of 152301891 is about 534.0334147055.
The spelling of 152301891 in words is "one hundred fifty-two million, three hundred one thousand, eight hundred ninety-one".
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