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505406314315 = 57176113924957
BaseRepresentation
bin1110101101011001001…
…00000101011101001011
31210022112122010221021001
413112230210011131023
531240033004024230
61024102551155431
751341303534560
oct7265444053513
91708478127231
10505406314315
11185383763461
1281b4b675b77
133887621c026
141a667250867
15d2305990ca
hex75ac90574b

505406314315 has 32 divisors (see below), whose sum is σ = 745932150144. Its totient is φ = 320830986240.

The previous prime is 505406314307. The next prime is 505406314319. The reversal of 505406314315 is 513413604505.

It is not a de Polignac number, because 505406314315 - 23 = 505406314307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (505406314319) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6926184 + ... + 6998773.

It is an arithmetic number, because the mean of its divisors is an integer number (23310379692).

Almost surely, 2505406314315 is an apocalyptic number.

505406314315 is a deficient number, since it is larger than the sum of its proper divisors (240525835829).

505406314315 is a wasteful number, since it uses less digits than its factorization.

505406314315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13925047.

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 505406314315 in words is "five hundred five billion, four hundred six million, three hundred fourteen thousand, three hundred fifteen".

Divisors: 1 5 7 17 35 61 85 119 305 427 595 1037 2135 5185 7259 36295 13924957 69624785 97474699 236724269 487373495 849422377 1183621345 1657069883 4247111885 5945956639 8285349415 14440180409 29729783195 72200902045 101081262863 505406314315