Base | Representation |
---|---|
bin | 1010110101101… |
… | …10101101111111 |
3 | 20100002111221211 |
4 | 11122312231333 |
5 | 141234112301 |
6 | 13004505251 |
7 | 2152600144 |
oct | 532665577 |
9 | 210074854 |
10 | 90925951 |
11 | 47364016 |
12 | 2654b227 |
13 | 15ab754c |
14 | c10c3cb |
15 | 7eb1051 |
hex | 56b6b7f |
90925951 has 8 divisors (see below), whose sum is σ = 93170000. Its totient is φ = 88687872.
The previous prime is 90925931. The next prime is 90925973. The reversal of 90925951 is 15952909.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 90925951 - 213 = 90917759 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 (90925931) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52861 + ... + 54553.
It is an arithmetic number, because the mean of its divisors is an integer number (11646250).
Almost surely, 290925951 is an apocalyptic number.
90925951 is a deficient number, since it is larger than the sum of its proper divisors (2244049).
90925951 is a wasteful number, since it uses less digits than its factorization.
90925951 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2985.
The product of its (nonzero) digits is 36450, while the sum is 40.
The square root of 90925951 is about 9535.5100020922. The cubic root of 90925951 is about 449.6721084657.
The spelling of 90925951 in words is "ninety million, nine hundred twenty-five thousand, nine hundred fifty-one".
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