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523054672 = 24729161039
BaseRepresentation
bin11111001011010…
…010111001010000
31100110012221010021
4133023102321100
52032400222142
6123522513224
715650614510
oct3713227120
91313187107
10523054672
11249283798
12127205814
1384497a0a
144d677840
1530dbe267
hex1f2d2e50

523054672 has 40 divisors (see below), whose sum is σ = 1198137600. Its totient is φ = 216435072.

The previous prime is 523054669. The next prime is 523054699. The reversal of 523054672 is 276450325.

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, 77272 + ... + 83767.

It is an arithmetic number, because the mean of its divisors is an integer number (29953440).

Almost surely, 2523054672 is an apocalyptic number.

It is an amenable number.

523054672 is an abundant number, since it is smaller than the sum of its proper divisors (675082928).

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

523054672 is a wasteful number, since it uses less digits than its factorization.

523054672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161083 (or 161077 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 34.

The square root of 523054672 is about 22870.3885406436. The cubic root of 523054672 is about 805.7166936295.

The spelling of 523054672 in words is "five hundred twenty-three million, fifty-four thousand, six hundred seventy-two".

Divisors: 1 2 4 7 8 14 16 28 29 56 58 112 116 203 232 406 464 812 1624 3248 161039 322078 644156 1127273 1288312 2254546 2576624 4509092 4670131 9018184 9340262 18036368 18680524 32690917 37361048 65381834 74722096 130763668 261527336 523054672