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55837741273 = 64386839411
BaseRepresentation
bin110100000000001100…
…000101000011011001
312100010102120011011121
4310000030011003121
51403323430210043
641352420325241
74014465653416
oct640014050331
9170112504147
1055837741273
1121753a49516
12a9a3b43821
13535b336bc2
1429b9b8310d
1516bc12aded
hexd003050d9

55837741273 has 4 divisors (see below), whose sum is σ = 55924581328. Its totient is φ = 55750901220.

The previous prime is 55837741261. The next prime is 55837741283. The reversal of 55837741273 is 37214773855.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 55837741273 - 233 = 47247806681 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55837741273.

It is not an unprimeable number, because it can be changed into a prime (55837741213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43419063 + ... + 43420348.

It is an arithmetic number, because the mean of its divisors is an integer number (13981145332).

Almost surely, 255837741273 is an apocalyptic number.

It is an amenable number.

55837741273 is a deficient number, since it is larger than the sum of its proper divisors (86840055).

55837741273 is an equidigital number, since it uses as much as digits as its factorization.

55837741273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86840054.

The product of its digits is 4939200, while the sum is 52.

The spelling of 55837741273 in words is "fifty-five billion, eight hundred thirty-seven million, seven hundred forty-one thousand, two hundred seventy-three".

Divisors: 1 643 86839411 55837741273