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6031357940 = 2252913017993
BaseRepresentation
bin1011001110111111…
…10011011111110100
3120120100001201200102
411213133303133310
544323011423230
62434252533232
7302314460636
oct54737633764
916510051612
106031357940
1126155a9543
121203a81218
13751727b6a
14413052a56
1525477e045
hex1677f37f4

6031357940 has 48 divisors (see below), whose sum is σ = 13114316880. Its totient is φ = 2327270400.

The previous prime is 6031357909. The next prime is 6031357951. The reversal of 6031357940 is 497531306.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 2347596304 + 3683761636 = 48452^2 + 60694^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6031357894 and 6031357903.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 750584 + ... + 758576.

It is an arithmetic number, because the mean of its divisors is an integer number (273214935).

Almost surely, 26031357940 is an apocalyptic number.

It is an amenable number.

6031357940 is an abundant number, since it is smaller than the sum of its proper divisors (7082958940).

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

6031357940 is a wasteful number, since it uses less digits than its factorization.

6031357940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9332 (or 9330 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 6031357940 is about 77661.8177742448. The cubic root of 6031357940 is about 1820.2807138559.

The spelling of 6031357940 in words is "six billion, thirty-one million, three hundred fifty-seven thousand, nine hundred forty".

Divisors: 1 2 4 5 10 20 29 58 116 145 290 580 1301 2602 5204 6505 7993 13010 15986 26020 31972 37729 39965 75458 79930 150916 159860 188645 231797 377290 463594 754580 927188 1158985 2317970 4635940 10398893 20797786 41595572 51994465 103988930 207977860 301567897 603135794 1206271588 1507839485 3015678970 6031357940