Base | Representation |
---|---|
bin | 1010110101111… |
… | …10011101100110 |
3 | 20100011010110121 |
4 | 11122332131212 |
5 | 141241121140 |
6 | 13005312154 |
7 | 2153061466 |
oct | 532763546 |
9 | 210133417 |
10 | 90957670 |
11 | 47385931 |
12 | 2656565a |
13 | 15ac8b0b |
14 | c119ba6 |
15 | 7eba64a |
hex | 56be766 |
90957670 has 16 divisors (see below), whose sum is σ = 163840320. Its totient is φ = 36357184.
The previous prime is 90957661. The next prime is 90957679. The reversal of 90957670 is 7675909.
It is an interprime number because it is at equal distance from previous prime (90957661) and next prime (90957679).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (90957679) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18426 + ... + 22834.
It is an arithmetic number, because the mean of its divisors is an integer number (10240020).
Almost surely, 290957670 is an apocalyptic number.
90957670 is a deficient number, since it is larger than the sum of its proper divisors (72882650).
90957670 is a wasteful number, since it uses less digits than its factorization.
90957670 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6479.
The product of its (nonzero) digits is 119070, while the sum is 43.
The square root of 90957670 is about 9537.1730612378. The cubic root of 90957670 is about 449.7243909044.
The spelling of 90957670 in words is "ninety million, nine hundred fifty-seven thousand, six hundred seventy".
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