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90908094 = 2327975417
BaseRepresentation
bin1010110101100…
…10010110111110
320100001121110110
411122302112332
5141233024334
613004250450
72152464114
oct532622676
9210047413
1090908094
1147351662
1226540a26
1315aac394
14c105ab4
157eaaae9
hex56b25be

90908094 has 16 divisors (see below), whose sum is σ = 181914768. Its totient is φ = 30286272.

The previous prime is 90908009. The next prime is 90908107. The reversal of 90908094 is 49080909.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14074 + ... + 19490.

It is an arithmetic number, because the mean of its divisors is an integer number (11369673).

Almost surely, 290908094 is an apocalyptic number.

90908094 is an abundant number, since it is smaller than the sum of its proper divisors (91006674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90908094 is a wasteful number, since it uses less digits than its factorization.

90908094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8219.

The product of its (nonzero) digits is 23328, while the sum is 39.

The square root of 90908094 is about 9534.5736139588. The cubic root of 90908094 is about 449.6426694168.

The spelling of 90908094 in words is "ninety million, nine hundred eight thousand, ninety-four".

Divisors: 1 2 3 6 2797 5417 5594 8391 10834 16251 16782 32502 15151349 30302698 45454047 90908094