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513014997 = 31118185889
BaseRepresentation
bin11110100100111…
…111110011010101
31022202022212021110
4132210333303111
52022312434442
6122523405233
715466361355
oct3644776325
91282285243
10513014997
11243646840
12123983819
1382391091
144c1c2b65
153008969c
hex1e93fcd5

513014997 has 16 divisors (see below), whose sum is σ = 750335040. Its totient is φ = 309196800.

The previous prime is 513014981. The next prime is 513015007. The reversal of 513014997 is 799410315.

It is a happy number.

It is not a de Polignac number, because 513014997 - 24 = 513014981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513014597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36972 + ... + 48917.

It is an arithmetic number, because the mean of its divisors is an integer number (46895940).

Almost surely, 2513014997 is an apocalyptic number.

It is an amenable number.

513014997 is a deficient number, since it is larger than the sum of its proper divisors (237320043).

513014997 is a wasteful number, since it uses less digits than its factorization.

513014997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86084.

The product of its (nonzero) digits is 34020, while the sum is 39.

The square root of 513014997 is about 22649.8343702553. The cubic root of 513014997 is about 800.5282953241.

The spelling of 513014997 in words is "five hundred thirteen million, fourteen thousand, nine hundred ninety-seven".

Divisors: 1 3 11 33 181 543 1991 5973 85889 257667 944779 2834337 15545909 46637727 171004999 513014997