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5131042975 = 522343920327
BaseRepresentation
bin1001100011101010…
…11000000010011111
3111020120221222201201
410301311120002133
541002021333400
62205052020331
7241103100652
oct46165300237
914216858651
105131042975
1121a3381593
12bb24616a7
1363a051006
14369653899
152006de06a
hex131d5809f

5131042975 has 24 divisors (see below), whose sum is σ = 6654574080. Its totient is φ = 3917226720.

The previous prime is 5131042963. The next prime is 5131042979. The reversal of 5131042975 is 5792401315.

It is not a de Polignac number, because 5131042975 - 223 = 5122654367 is a prime.

It is a super-2 number, since 2×51310429752 = 52655204022593701250, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5131042979) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 242262 + ... + 262588.

It is an arithmetic number, because the mean of its divisors is an integer number (277273920).

Almost surely, 25131042975 is an apocalyptic number.

5131042975 is a deficient number, since it is larger than the sum of its proper divisors (1523531105).

5131042975 is a wasteful number, since it uses less digits than its factorization.

5131042975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20799 (or 20794 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 5131042975 is about 71631.2988504327. The cubic root of 5131042975 is about 1724.7859959960.

The spelling of 5131042975 in words is "five billion, one hundred thirty-one million, forty-two thousand, nine hundred seventy-five".

Divisors: 1 5 23 25 115 439 575 2195 10097 10975 20327 50485 101635 252425 467521 508175 2337605 8923553 11688025 44617765 205241719 223088825 1026208595 5131042975