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55141431315 = 357335015137
BaseRepresentation
bin110011010110101011…
…110111100000010011
312021022220022221110220
4303112223313200103
51400412201300230
641155344124123
73661312301265
oct632653674023
9167286287426
1055141431315
112142699a543
12a82a906643
135279cba289
1429514c9b35
15167ae36d10
hexcd6af7813

55141431315 has 16 divisors (see below), whose sum is σ = 88346671008. Its totient is φ = 29368636416.

The previous prime is 55141431311. The next prime is 55141431341. The reversal of 55141431315 is 51313414155.

It is a happy number.

It is not a de Polignac number, because 55141431315 - 22 = 55141431311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55141431311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2496574 + ... + 2518563.

It is an arithmetic number, because the mean of its divisors is an integer number (5521666938).

Almost surely, 255141431315 is an apocalyptic number.

55141431315 is a deficient number, since it is larger than the sum of its proper divisors (33205239693).

55141431315 is a wasteful number, since it uses less digits than its factorization.

55141431315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5015878.

The product of its digits is 18000, while the sum is 33.

The spelling of 55141431315 in words is "fifty-five billion, one hundred forty-one million, four hundred thirty-one thousand, three hundred fifteen".

Divisors: 1 3 5 15 733 2199 3665 10995 5015137 15045411 25075685 75227055 3676095421 11028286263 18380477105 55141431315