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5131014551 = 13394693427
BaseRepresentation
bin1001100011101010…
…10001000110010111
3111020120220112201222
410301311101012113
541002014431201
62205051240555
7241102622045
oct46165210627
914216815658
105131014551
1121a33621a3
12bb244915b
1363a0410b0
14369647395
152006d591b
hex131d51197

5131014551 has 4 divisors (see below), whose sum is σ = 5525707992. Its totient is φ = 4736321112.

The previous prime is 5131014541. The next prime is 5131014587. The reversal of 5131014551 is 1554101315.

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 5131014551 - 222 = 5126820247 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 5131014551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5131014521) 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, 197346701 + ... + 197346726.

It is an arithmetic number, because the mean of its divisors is an integer number (1381426998).

Almost surely, 25131014551 is an apocalyptic number.

5131014551 is a deficient number, since it is larger than the sum of its proper divisors (394693441).

5131014551 is a wasteful number, since it uses less digits than its factorization.

5131014551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394693440.

The product of its (nonzero) digits is 1500, while the sum is 26.

The square root of 5131014551 is about 71631.1004452675. The cubic root of 5131014551 is about 1724.7828111069.

Adding to 5131014551 its reverse (1554101315), we get a palindrome (6685115866).

The spelling of 5131014551 in words is "five billion, one hundred thirty-one million, fourteen thousand, five hundred fifty-one".

Divisors: 1 13 394693427 5131014551