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831414052 = 22729693359
BaseRepresentation
bin110001100011100…
…101111100100100
32010221110012200001
4301203211330210
53200320222202
6214300031044
726413621450
oct6143457444
92127405601
10831414052
11397347757
121b2532484
131033316a1
147c5c5660
154ceced87
hex318e5f24

831414052 has 12 divisors (see below), whose sum is σ = 1662828160. Its totient is φ = 356320296.

The previous prime is 831414049. The next prime is 831414107. The reversal of 831414052 is 250414138.

831414052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

831414052 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 29693359 = 831414052 / (8 + 3 + 1 + 4 + 1 + 4 + 0 + 5 + 2).

It is a self number, because there is not a number n which added to its sum of digits gives 831414052.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14846652 + ... + 14846707.

Almost surely, 2831414052 is an apocalyptic number.

It is an amenable number.

831414052 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

831414052 is a wasteful number, since it uses less digits than its factorization.

831414052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29693370 (or 29693368 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 831414052 is about 28834.2513688148. The cubic root of 831414052 is about 940.3130283864.

It can be divided in two parts, 8314 and 14052, that added together give a triangular number (22366 = T211).

The spelling of 831414052 in words is "eight hundred thirty-one million, four hundred fourteen thousand, fifty-two".

Divisors: 1 2 4 7 14 28 29693359 59386718 118773436 207853513 415707026 831414052