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90883914 = 23113737217
BaseRepresentation
bin1010110101011…
…00011101001010
320100000101021220
411122230131022
5141231241124
613003542510
72152333452
oct532543512
9210011256
1090883914
1147335480
122652aa36
1315aa1384
14c0dad62
157ea3879
hex56ac74a

90883914 has 32 divisors (see below), whose sum is σ = 203656896. Its totient is φ = 26795520.

The previous prime is 90883913. The next prime is 90883927. The reversal of 90883914 is 41938809.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (90883913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16167 + ... + 21050.

It is an arithmetic number, because the mean of its divisors is an integer number (6364278).

Almost surely, 290883914 is an apocalyptic number.

90883914 is an abundant number, since it is smaller than the sum of its proper divisors (112772982).

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

90883914 is a wasteful number, since it uses less digits than its factorization.

90883914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37270.

The product of its (nonzero) digits is 62208, while the sum is 42.

The square root of 90883914 is about 9533.3055127799. The cubic root of 90883914 is about 449.6028001255.

The spelling of 90883914 in words is "ninety million, eight hundred eighty-three thousand, nine hundred fourteen".

Divisors: 1 2 3 6 11 22 33 37 66 74 111 222 407 814 1221 2442 37217 74434 111651 223302 409387 818774 1228161 1377029 2456322 2754058 4131087 8262174 15147319 30294638 45441957 90883914