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1831463068 = 221992300833
BaseRepresentation
bin110110100101001…
…1110100010011100
311201122012222000111
41231022132202130
512222323304233
6501422335404
763246115321
oct15512364234
94648188014
101831463068
1185a8a4346
1243142a564
13232587c76
14135346b48
15aabc0acd
hex6d29e89c

1831463068 has 12 divisors (see below), whose sum is σ = 3221167600. Its totient is φ = 911129472.

The previous prime is 1831463041. The next prime is 1831463069. The reversal of 1831463068 is 8603641381.

It is a happy number.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1831463068.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1831463069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1149621 + ... + 1151212.

Almost surely, 21831463068 is an apocalyptic number.

It is an amenable number.

1831463068 is a deficient number, since it is larger than the sum of its proper divisors (1389704532).

1831463068 is a wasteful number, since it uses less digits than its factorization.

1831463068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2301036 (or 2301034 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 40.

The square root of 1831463068 is about 42795.5963622427. The cubic root of 1831463068 is about 1223.4870825344.

The spelling of 1831463068 in words is "one billion, eight hundred thirty-one million, four hundred sixty-three thousand, sixty-eight".

Divisors: 1 2 4 199 398 796 2300833 4601666 9203332 457865767 915731534 1831463068