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5171515255 = 51567660053
BaseRepresentation
bin1001101000011111…
…10000111101110111
3111100102010012021001
410310033300331313
541042401442010
62213055304131
7242104103644
oct46417607567
914312105231
105171515255
112214204a55
121003b1b047
136455517ca
14370b8adcb
15204035c3a
hex1343f0f77

5171515255 has 8 divisors (see below), whose sum is σ = 6209788032. Its totient is φ = 4134565728.

The previous prime is 5171515249. The next prime is 5171515267. The reversal of 5171515255 is 5525151715.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5171515255 - 27 = 5171515127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 322192 + ... + 337861.

It is an arithmetic number, because the mean of its divisors is an integer number (776223504).

Almost surely, 25171515255 is an apocalyptic number.

5171515255 is a deficient number, since it is larger than the sum of its proper divisors (1038272777).

5171515255 is a wasteful number, since it uses less digits than its factorization.

5171515255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661625.

The product of its digits is 43750, while the sum is 37.

The square root of 5171515255 is about 71913.2481188272. The cubic root of 5171515255 is about 1729.3090065656.

The spelling of 5171515255 in words is "five billion, one hundred seventy-one million, five hundred fifteen thousand, two hundred fifty-five".

Divisors: 1 5 1567 7835 660053 3300265 1034303051 5171515255