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30553220020544 = 261348775405791
BaseRepresentation
bin1101111001001101110011…
…10100110111100101000000
311000011212012102202122010122
412330212321310313211000
513001040443311124134
6144551542220115412
76302253163104404
oct674467164674500
9130155172678118
1030553220020544
11980a6031a9701
123515503695b68
131408205488130
14778ad881b104
1537eb5cd0702e
hex1bc9b9d37940

30553220020544 has 56 divisors (see below), whose sum is σ = 65426891109888. Its totient is φ = 14072530152960.

The previous prime is 30553220020513. The next prime is 30553220020559. The reversal of 30553220020544 is 44502002235503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37297712 + ... + 38108079.

It is an arithmetic number, because the mean of its divisors is an integer number (1168337341248).

Almost surely, 230553220020544 is an apocalyptic number.

It is an amenable number.

30553220020544 is an abundant number, since it is smaller than the sum of its proper divisors (34873671089344).

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

30553220020544 is a wasteful number, since it uses less digits than its factorization.

30553220020544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75406303 (or 75406293 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 35.

The spelling of 30553220020544 in words is "thirty trillion, five hundred fifty-three billion, two hundred twenty million, twenty thousand, five hundred forty-four".

Divisors: 1 2 4 8 13 16 26 32 52 64 104 208 416 487 832 974 1948 3896 6331 7792 12662 15584 25324 31168 50648 101296 202592 405184 75405791 150811582 301623164 603246328 980275283 1206492656 1960550566 2412985312 3921101132 4825970624 7842202264 15684404528 31368809056 36722620217 62737618112 73445240434 146890480868 293780961736 477394062821 587561923472 954788125642 1175123846944 1909576251284 2350247693888 3819152502568 7638305005136 15276610010272 30553220020544