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6231375380 = 2252771124797
BaseRepresentation
bin1011100110110101…
…10011111000010100
3121002021102200000202
411303122303320110
5100230213003010
62510200000032
7310263550106
oct56332637024
917067380022
106231375380
1127084a360a
12125aa60018
13783cba089
1443183b576
152670dd6a5
hex1736b3e14

6231375380 has 24 divisors (see below), whose sum is σ = 13133141448. Its totient is φ = 2483549568.

The previous prime is 6231375361. The next prime is 6231375383. The reversal of 6231375380 is 835731326.

It can be written as a sum of positive squares in 4 ways, for example, as 396248836 + 5835126544 = 19906^2 + 76388^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6231375383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 556859 + ... + 567938.

It is an arithmetic number, because the mean of its divisors is an integer number (547214227).

Almost surely, 26231375380 is an apocalyptic number.

It is an amenable number.

6231375380 is an abundant number, since it is smaller than the sum of its proper divisors (6901766068).

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

6231375380 is a wasteful number, since it uses less digits than its factorization.

6231375380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125083 (or 1125081 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 6231375380 is about 78939.0611801281. The cubic root of 6231375380 is about 1840.1842305293.

The spelling of 6231375380 in words is "six billion, two hundred thirty-one million, three hundred seventy-five thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 277 554 1108 1385 2770 5540 1124797 2249594 4499188 5623985 11247970 22495940 311568769 623137538 1246275076 1557843845 3115687690 6231375380