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9057870954 = 2331149930559
BaseRepresentation
bin10000110111110010…
…00010010001101010
3212101020222112001000
420123321002101222
5122022303332304
64054445335430
7440314430016
oct103371022152
925336875030
109057870954
113928a28570
121909567576
13b14763172
1461cd9b546
1538030d939
hex21be4246a

9057870954 has 64 divisors (see below), whose sum is σ = 22003200000. Its totient is φ = 2739219120.

The previous prime is 9057870917. The next prime is 9057870967. The reversal of 9057870954 is 4590787509.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 9057870954.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 281127 + ... + 311685.

It is an arithmetic number, because the mean of its divisors is an integer number (343800000).

Almost surely, 29057870954 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9057870954, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11001600000).

9057870954 is an abundant number, since it is smaller than the sum of its proper divisors (12945329046).

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

9057870954 is a wasteful number, since it uses less digits than its factorization.

9057870954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31080 (or 31074 counting only the distinct ones).

The product of its (nonzero) digits is 3175200, while the sum is 54.

The square root of 9057870954 is about 95172.8477770840. The cubic root of 9057870954 is about 2084.5326875673.

The spelling of 9057870954 in words is "nine billion, fifty-seven million, eight hundred seventy thousand, nine hundred fifty-four".

Divisors: 1 2 3 6 9 11 18 22 27 33 54 66 99 198 297 499 594 998 1497 2994 4491 5489 8982 10978 13473 16467 26946 30559 32934 49401 61118 91677 98802 148203 183354 275031 296406 336149 550062 672298 825093 1008447 1650186 2016894 3025341 6050682 9076023 15248941 18152046 30497882 45746823 91493646 137240469 167738351 274480938 335476702 411721407 503215053 823442814 1006430106 1509645159 3019290318 4528935477 9057870954