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545347031236 = 227229727116989
BaseRepresentation
bin1111110111110010011…
…01110101000011000100
31221010122011122120122221
413323321031311003010
532413332314444421
61054310131302124
754254131165450
oct7737115650304
91833564576587
10545347031236
111a030a200217
128983774a944
133c56cc15a37
141c5759c9660
15e2bbc70841
hex7ef93750c4

545347031236 has 48 divisors (see below), whose sum is σ = 1096973113600. Its totient is φ = 232377475968.

The previous prime is 545347031191. The next prime is 545347031249. The reversal of 545347031236 is 632130743545.

It is a junction number, because it is equal to n+sod(n) for n = 545347031192 and 545347031201.

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, 4603030 + ... + 4720018.

Almost surely, 2545347031236 is an apocalyptic number.

It is an amenable number.

545347031236 is an abundant number, since it is smaller than the sum of its proper divisors (551626082364).

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

545347031236 is a wasteful number, since it uses less digits than its factorization.

545347031236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117956 (or 117954 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 43.

The spelling of 545347031236 in words is "five hundred forty-five billion, three hundred forty-seven million, thirty-one thousand, two hundred thirty-six".

Divisors: 1 2 4 7 14 28 229 458 727 916 1454 1603 2908 3206 5089 6412 10178 20356 116989 166483 233978 332966 467956 665932 818923 1165381 1637846 2330762 3275692 4661524 26790481 53580962 85051003 107161924 170102006 187533367 340204012 375066734 595357021 750133468 1190714042 2381428084 19476679687 38953359374 77906718748 136336757809 272673515618 545347031236