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6631142316 = 2234312851051
BaseRepresentation
bin1100010110011111…
…10011001110101100
3122010010122221011120
412023033303032230
5102040033023231
63014000220540
7323216531301
oct61317631654
918103587146
106631142316
1128a311a407
12135090a750
13818a79566
1446c9810a8
1528c257d96
hex18b3f33ac

6631142316 has 24 divisors (see below), whose sum is σ = 15832496064. Its totient is φ = 2158976400.

The previous prime is 6631142303. The next prime is 6631142321. The reversal of 6631142316 is 6132411366.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6425010 + ... + 6426041.

It is an arithmetic number, because the mean of its divisors is an integer number (659687336).

Almost surely, 26631142316 is an apocalyptic number.

It is an amenable number.

6631142316 is an abundant number, since it is smaller than the sum of its proper divisors (9201353748).

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

6631142316 is a wasteful number, since it uses less digits than its factorization.

6631142316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12851101 (or 12851099 counting only the distinct ones).

The product of its digits is 15552, while the sum is 33.

The square root of 6631142316 is about 81431.8261860803. The cubic root of 6631142316 is about 1878.7231328924.

The spelling of 6631142316 in words is "six billion, six hundred thirty-one million, one hundred forty-two thousand, three hundred sixteen".

Divisors: 1 2 3 4 6 12 43 86 129 172 258 516 12851051 25702102 38553153 51404204 77106306 154212612 552595193 1105190386 1657785579 2210380772 3315571158 6631142316