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5121176899 = 7976425567
BaseRepresentation
bin1001100010011111…
…01111010101000011
3111012220101202000111
410301033233111003
540442010130044
62204100332151
7240623166616
oct46117572503
914186352014
105121176899
112198853003
12bab0a4057
13637ca83b7
1436820617d
151ee8e0b34
hex1313ef543

5121176899 has 4 divisors (see below), whose sum is σ = 5127603264. Its totient is φ = 5114750536.

The previous prime is 5121176897. The next prime is 5121176939. The reversal of 5121176899 is 9986711215.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5121176899 - 21 = 5121176897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5121176897) 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, 3211987 + ... + 3213580.

It is an arithmetic number, because the mean of its divisors is an integer number (1281900816).

Almost surely, 25121176899 is an apocalyptic number.

5121176899 is a deficient number, since it is larger than the sum of its proper divisors (6426365).

5121176899 is an equidigital number, since it uses as much as digits as its factorization.

5121176899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6426364.

The product of its digits is 272160, while the sum is 49.

The square root of 5121176899 is about 71562.3986392295. The cubic root of 5121176899 is about 1723.6798019099.

The spelling of 5121176899 in words is "five billion, one hundred twenty-one million, one hundred seventy-six thousand, eight hundred ninety-nine".

Divisors: 1 797 6425567 5121176899