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22704060768 = 253378097901
BaseRepresentation
bin10101001001010001…
…000111100101100000
32011121021200210021120
4111021101013211200
5332444214421033
614232522452240
71432425221664
oct251121074540
964537623246
1022704060768
1196a0939994
124497664080
1321aa9837ac
1411554948a4
158cd3541b3
hex549447960

22704060768 has 96 divisors (see below), whose sum is σ = 61292337120. Its totient is φ = 7353446400.

The previous prime is 22704060749. The next prime is 22704060833. The reversal of 22704060768 is 86706040722.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2869618 + ... + 2877518.

It is an arithmetic number, because the mean of its divisors is an integer number (638461845).

Almost surely, 222704060768 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22704060768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30646168560).

22704060768 is an abundant number, since it is smaller than the sum of its proper divisors (38588276352).

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

22704060768 is a wasteful number, since it uses less digits than its factorization.

22704060768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8760 (or 8752 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 42.

The spelling of 22704060768 in words is "twenty-two billion, seven hundred four million, sixty thousand, seven hundred sixty-eight".

Divisors: 1 2 3 4 6 8 12 16 24 32 37 48 74 96 111 148 222 296 444 592 809 888 1184 1618 1776 2427 3236 3552 4854 6472 7901 9708 12944 15802 19416 23703 25888 29933 31604 38832 47406 59866 63208 77664 89799 94812 119732 126416 179598 189624 239464 252832 292337 359196 379248 478928 584674 718392 758496 877011 957856 1169348 1436784 1754022 2338696 2873568 3508044 4677392 6391909 7016088 9354784 12783818 14032176 19175727 25567636 28064352 38351454 51135272 76702908 102270544 153405816 204541088 236500633 306811632 473001266 613623264 709501899 946002532 1419003798 1892005064 2838007596 3784010128 5676015192 7568020256 11352030384 22704060768