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6319000016 = 24728059949
BaseRepresentation
bin1011110001010010…
…00100100111010000
3121022101022110102122
411320221010213100
5100420131000031
62523010033412
7312406420400
oct57051044720
917271273378
106319000016
112752a0226a
121284278868
137991b9a84
1443d32a800
1526eb4b47b
hex178a449d0

6319000016 has 30 divisors (see below), whose sum is σ = 14241931650. Its totient is φ = 2708142528.

The previous prime is 6319000007. The next prime is 6319000019. The reversal of 6319000016 is 6100009136.

It can be written as a sum of positive squares in only one way, i.e., 3898753600 + 2420246416 = 62440^2 + 49196^2 .

It is a super-2 number, since 2×63190000162 = 79859522404416000512, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6319000019) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4029191 + ... + 4030758.

It is an arithmetic number, because the mean of its divisors is an integer number (474731055).

Almost surely, 26319000016 is an apocalyptic number.

It is an amenable number.

6319000016 is an abundant number, since it is smaller than the sum of its proper divisors (7922931634).

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

6319000016 is a wasteful number, since it uses less digits than its factorization.

6319000016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8059971 (or 8059958 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 6319000016 is about 79492.1380766677. The cubic root of 6319000016 is about 1848.7695754049.

The spelling of 6319000016 in words is "six billion, three hundred nineteen million, sixteen", and thus it is an aban number.

Divisors: 1 2 4 7 8 14 16 28 49 56 98 112 196 392 784 8059949 16119898 32239796 56419643 64479592 112839286 128959184 225678572 394937501 451357144 789875002 902714288 1579750004 3159500008 6319000016