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45143265660 = 22354118350921
BaseRepresentation
bin101010000010101111…
…111001000101111100
311022112010000111121020
4222002233321011330
51214423134000120
632423304504140
73155456266263
oct520257710574
9138463014536
1045143265660
1118166218719
1288ba47b050
1343457c2a1c
1422836c35da
1512932dc640
hexa82bf917c

45143265660 has 48 divisors (see below), whose sum is σ = 129484105632. Its totient is φ = 11744588800.

The previous prime is 45143265589. The next prime is 45143265677. The reversal of 45143265660 is 6656234154.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 9173001 + ... + 9177920.

It is an arithmetic number, because the mean of its divisors is an integer number (2697585534).

Almost surely, 245143265660 is an apocalyptic number.

It is an amenable number.

45143265660 is an abundant number, since it is smaller than the sum of its proper divisors (84340839972).

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

45143265660 is a wasteful number, since it uses less digits than its factorization.

45143265660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18350974 (or 18350972 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 45143265660 in words is "forty-five billion, one hundred forty-three million, two hundred sixty-five thousand, six hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 41 60 82 123 164 205 246 410 492 615 820 1230 2460 18350921 36701842 55052763 73403684 91754605 110105526 183509210 220211052 275263815 367018420 550527630 752387761 1101055260 1504775522 2257163283 3009551044 3761938805 4514326566 7523877610 9028653132 11285816415 15047755220 22571632830 45143265660