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520485126 = 23719652237
BaseRepresentation
bin11111000001011…
…111100100000110
31100021101101100220
4133001133210012
52031221011001
6123351445210
715620023230
oct3701374406
91307341326
10520485126
112478891a7
12126386806
1383aa8285
144d1a9250
1530a62c36
hex1f05f906

520485126 has 32 divisors (see below), whose sum is σ = 1252296960. Its totient is φ = 140882976.

The previous prime is 520485103. The next prime is 520485149. The reversal of 520485126 is 621584025.

It is an interprime number because it is at equal distance from previous prime (520485103) and next prime (520485149).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 325321 + ... + 326916.

It is an arithmetic number, because the mean of its divisors is an integer number (39134280).

Almost surely, 2520485126 is an apocalyptic number.

520485126 is an abundant number, since it is smaller than the sum of its proper divisors (731811834).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

520485126 is a wasteful number, since it uses less digits than its factorization.

520485126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 652268.

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 520485126 is about 22814.1431134286. The cubic root of 520485126 is about 804.3951456072.

The spelling of 520485126 in words is "five hundred twenty million, four hundred eighty-five thousand, one hundred twenty-six".

Divisors: 1 2 3 6 7 14 19 21 38 42 57 114 133 266 399 798 652237 1304474 1956711 3913422 4565659 9131318 12392503 13696977 24785006 27393954 37177509 74355018 86747521 173495042 260242563 520485126