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5715569730 = 2351377318959
BaseRepresentation
bin1010101001010110…
…01010110001000010
3112202022212000200210
411110223022301002
543201141212410
62343052254550
7261431353413
oct52453126102
915668760623
105715569730
112473321152
121136171456
1370118ca30
143c312d80a
15236ba2220
hex154acac42

5715569730 has 64 divisors (see below), whose sum is σ = 14792440320. Its totient is φ = 1405015296.

The previous prime is 5715569729. The next prime is 5715569731. The reversal of 5715569730 is 379655175.

It is an interprime number because it is at equal distance from previous prime (5715569729) and next prime (5715569731).

It is a self number, because there is not a number n which added to its sum of digits gives 5715569730.

It is not an unprimeable number, because it can be changed into a prime (5715569731) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 291991 + ... + 310949.

It is an arithmetic number, because the mean of its divisors is an integer number (231131880).

Almost surely, 25715569730 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5715569730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7396220160).

5715569730 is an abundant number, since it is smaller than the sum of its proper divisors (9076870590).

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

5715569730 is a wasteful number, since it uses less digits than its factorization.

5715569730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19755.

The product of its (nonzero) digits is 992250, while the sum is 48.

The square root of 5715569730 is about 75601.3870904496. The cubic root of 5715569730 is about 1787.9409685529.

The spelling of 5715569730 in words is "five billion, seven hundred fifteen million, five hundred sixty-nine thousand, seven hundred thirty".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 130 195 390 773 1546 2319 3865 4638 7730 10049 11595 18959 20098 23190 30147 37918 50245 56877 60294 94795 100490 113754 150735 189590 246467 284385 301470 492934 568770 739401 1232335 1478802 2464670 3697005 7394010 14655307 29310614 43965921 73276535 87931842 146553070 190518991 219829605 381037982 439659210 571556973 952594955 1143113946 1905189910 2857784865 5715569730