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55315124453 = 2322371075103
BaseRepresentation
bin110011100001000010…
…011101000011100101
312021210000011110200002
4303201002131003211
51401241132440303
641224511031045
73665521541261
oct634102350345
9167700143602
1055315124453
1121505a44796
12a878b0b485
1352a6c93594
14296a5c10a1
15168b2e6788
hexce109d0e5

55315124453 has 8 divisors (see below), whose sum is σ = 57745986048. Its totient is φ = 52886417584.

The previous prime is 55315124401. The next prime is 55315124483. The reversal of 55315124453 is 35442151355.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55315124453 - 210 = 55315123429 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55315124483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 486101 + ... + 589002.

It is an arithmetic number, because the mean of its divisors is an integer number (7218248256).

Almost surely, 255315124453 is an apocalyptic number.

It is an amenable number.

55315124453 is a deficient number, since it is larger than the sum of its proper divisors (2430861595).

55315124453 is a wasteful number, since it uses less digits than its factorization.

55315124453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1077363.

The product of its digits is 180000, while the sum is 38.

The spelling of 55315124453 in words is "fifty-five billion, three hundred fifteen million, one hundred twenty-four thousand, four hundred fifty-three".

Divisors: 1 23 2237 51451 1075103 24727369 2405005411 55315124453