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54545511042 = 23211275482379
BaseRepresentation
bin110010110011001010…
…100111001010000010
312012210101000001112200
4302303022213022002
51343202122323132
641020255334030
73640455123351
oct626312471202
9165711001480
1054545511042
1121150578850
12a6a3221316
1351b36bc629
1428d62c5998
151643972d7c
hexcb32a7282

54545511042 has 24 divisors (see below), whose sum is σ = 128925753840. Its totient is φ = 16528942680.

The previous prime is 54545511029. The next prime is 54545511047. The reversal of 54545511042 is 24011554545.

54545511042 is a `hidden beast` number, since 5 + 4 + 54 + 551 + 10 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 54545510988 and 54545511006.

It is not an unprimeable number, because it can be changed into a prime (54545511047) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 137740992 + ... + 137741387.

It is an arithmetic number, because the mean of its divisors is an integer number (5371906410).

Almost surely, 254545511042 is an apocalyptic number.

54545511042 is an abundant number, since it is smaller than the sum of its proper divisors (74380242798).

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

54545511042 is a wasteful number, since it uses less digits than its factorization.

54545511042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275482398 (or 275482395 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 36.

The spelling of 54545511042 in words is "fifty-four billion, five hundred forty-five million, five hundred eleven thousand, forty-two".

Divisors: 1 2 3 6 9 11 18 22 33 66 99 198 275482379 550964758 826447137 1652894274 2479341411 3030306169 4958682822 6060612338 9090918507 18181837014 27272755521 54545511042