Base | Representation |
---|---|
bin | 10010001101010… |
… | …10110000000101 |
3 | 101122102010220002 |
4 | 21012222300011 |
5 | 303100233132 |
6 | 23053451045 |
7 | 3533202425 |
oct | 1106526005 |
9 | 348363802 |
10 | 152742917 |
11 | 79246018 |
12 | 431a0a85 |
13 | 2584c532 |
14 | 16400485 |
15 | d622262 |
hex | 91aac05 |
152742917 has 16 divisors (see below), whose sum is σ = 160392960. Its totient is φ = 145324800.
The previous prime is 152742901. The next prime is 152742949. The reversal of 152742917 is 719247251.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 152742917 - 24 = 152742901 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (152742617) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 563492 + ... + 563762.
It is an arithmetic number, because the mean of its divisors is an integer number (10024560).
Almost surely, 2152742917 is an apocalyptic number.
It is an amenable number.
152742917 is a deficient number, since it is larger than the sum of its proper divisors (7650043).
152742917 is a wasteful number, since it uses less digits than its factorization.
152742917 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 604.
The product of its digits is 35280, while the sum is 38.
The square root of 152742917 is about 12358.9205434779. The cubic root of 152742917 is about 534.5483911275.
It can be divided in two parts, 1527 and 42917, that added together give a palindrome (44444).
The spelling of 152742917 in words is "one hundred fifty-two million, seven hundred forty-two thousand, nine hundred seventeen".
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