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90914701 = 7910311173
BaseRepresentation
bin1010110101100…
…11111110001101
320100001221112011
411122303332031
5141233232301
613004341221
72152522303
oct532637615
9210057464
1090914701
1147356619
1226544811
1315ab23a7
14c108273
157eaca51
hex56b3f8d

90914701 has 8 divisors (see below), whose sum is σ = 92967680. Its totient is φ = 88884432.

The previous prime is 90914683. The next prime is 90914729. The reversal of 90914701 is 10741909.

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 90914701 - 25 = 90914669 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 (90914741) 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, 2551 + ... + 13723.

It is an arithmetic number, because the mean of its divisors is an integer number (11620960).

Almost surely, 290914701 is an apocalyptic number.

It is an amenable number.

90914701 is a deficient number, since it is larger than the sum of its proper divisors (2052979).

90914701 is a wasteful number, since it uses less digits than its factorization.

90914701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11355.

The product of its (nonzero) digits is 2268, while the sum is 31.

The square root of 90914701 is about 9534.9200835665. The cubic root of 90914701 is about 449.6535621658.

The spelling of 90914701 in words is "ninety million, nine hundred fourteen thousand, seven hundred one".

Divisors: 1 79 103 8137 11173 882667 1150819 90914701