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53054544156 = 2236765988239
BaseRepresentation
bin110001011010010011…
…000001100100011100
312001221110111002110220
4301122103001210130
51332123430403111
640212315001340
73555512120205
oct613223014434
9161843432426
1053054544156
11205559a8309
12a347a39250
135006840ac3
1427d42945ac
1515a7b0ee06
hexc5a4c191c

53054544156 has 24 divisors (see below), whose sum is σ = 125641608960. Its totient is φ = 17420894832.

The previous prime is 53054544149. The next prime is 53054544229. The reversal of 53054544156 is 65144545035.

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, 32993316 + ... + 32994923.

It is an arithmetic number, because the mean of its divisors is an integer number (5235067040).

Almost surely, 253054544156 is an apocalyptic number.

It is an amenable number.

53054544156 is an abundant number, since it is smaller than the sum of its proper divisors (72587064804).

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

53054544156 is a wasteful number, since it uses less digits than its factorization.

53054544156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65988313 (or 65988311 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 42.

The spelling of 53054544156 in words is "fifty-three billion, fifty-four million, five hundred forty-four thousand, one hundred fifty-six".

Divisors: 1 2 3 4 6 12 67 134 201 268 402 804 65988239 131976478 197964717 263952956 395929434 791858868 4421212013 8842424026 13263636039 17684848052 26527272078 53054544156