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1368331052 = 221131098433
BaseRepresentation
bin101000110001111…
…0001001100101100
310112100202102022212
41101203301030230
510300243043202
6343440025552
745623423234
oct12143611454
93470672285
101368331052
11642429410
123223022b8
1318a640c5a
14cda2acc4
15801db652
hex518f132c

1368331052 has 12 divisors (see below), whose sum is σ = 2612268456. Its totient is φ = 621968640.

The previous prime is 1368331049. The next prime is 1368331061. The reversal of 1368331052 is 2501338631.

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, 15549173 + ... + 15549260.

It is an arithmetic number, because the mean of its divisors is an integer number (217689038).

Almost surely, 21368331052 is an apocalyptic number.

It is an amenable number.

1368331052 is a deficient number, since it is larger than the sum of its proper divisors (1243937404).

1368331052 is a wasteful number, since it uses less digits than its factorization.

1368331052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31098448 (or 31098446 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 1368331052 is about 36990.9590575859. The cubic root of 1368331052 is about 1110.1893603301.

Adding to 1368331052 its reverse (2501338631), we get a palindrome (3869669683).

The spelling of 1368331052 in words is "one billion, three hundred sixty-eight million, three hundred thirty-one thousand, fifty-two".

Divisors: 1 2 4 11 22 44 31098433 62196866 124393732 342082763 684165526 1368331052