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90435342 = 23173732377
BaseRepresentation
bin1010110001111…
…10111100001110
320022011120222010
411120332330032
5141122412332
612550202050
72145454614
oct530767416
9208146863
1090435342
1147059458
1226353326
131597514a
14c0216b4
157e159cc
hex563ef0e

90435342 has 32 divisors (see below), whose sum is σ = 192104352. Its totient is φ = 28283904.

The previous prime is 90435337. The next prime is 90435419. The reversal of 90435342 is 24353409.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36858 + ... + 39234.

It is an arithmetic number, because the mean of its divisors is an integer number (6003261).

Almost surely, 290435342 is an apocalyptic number.

90435342 is an abundant number, since it is smaller than the sum of its proper divisors (101669010).

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

90435342 is a wasteful number, since it uses less digits than its factorization.

90435342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2772.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 90435342 is about 9509.7498389810. The cubic root of 90435342 is about 448.8618844606.

The spelling of 90435342 in words is "ninety million, four hundred thirty-five thousand, three hundred forty-two".

Divisors: 1 2 3 6 17 34 51 102 373 746 1119 2238 2377 4754 6341 7131 12682 14262 19023 38046 40409 80818 121227 242454 886621 1773242 2659863 5319726 15072557 30145114 45217671 90435342