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2975250054 = 237238393671
BaseRepresentation
bin1011000101010110…
…1011011010000110
321200100110100210110
42301111223122012
522043131000204
61211121533450
7133505131260
oct26125533206
97610410713
102975250054
1112974a6447
126b04a4286
1338552a0ba
14203202b30
15126305889
hexb156b686

2975250054 has 64 divisors (see below), whose sum is σ = 7106641920. Its totient is φ = 811921440.

The previous prime is 2975250049. The next prime is 2975250073. The reversal of 2975250054 is 4500525792.

2975250054 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×29752500542 = 17704225767654005832, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2975249994 and 2975250021.

It is a congruent number.

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, 808639 + ... + 812309.

It is an arithmetic number, because the mean of its divisors is an integer number (111041280).

Almost surely, 22975250054 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2975250054, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3553320960).

2975250054 is an abundant number, since it is smaller than the sum of its proper divisors (4131391866).

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

2975250054 is a wasteful number, since it uses less digits than its factorization.

2975250054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4545.

The product of its (nonzero) digits is 126000, while the sum is 39.

The square root of 2975250054 is about 54545.8527662736. The cubic root of 2975250054 is about 1438.2724354110.

The spelling of 2975250054 in words is "two billion, nine hundred seventy-five million, two hundred fifty thousand, fifty-four".

Divisors: 1 2 3 6 7 14 21 23 42 46 69 138 161 322 483 839 966 1678 2517 3671 5034 5873 7342 11013 11746 17619 19297 22026 25697 35238 38594 51394 57891 77091 84433 115782 135079 154182 168866 253299 270158 405237 506598 591031 810474 1182062 1773093 3079969 3546186 6159938 9239907 18479814 21559783 43119566 64679349 70839287 129358698 141678574 212517861 425035722 495875009 991750018 1487625027 2975250054