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23300761408 = 2617210112473
BaseRepresentation
bin10101101100110101…
…010110011101000000
32020010212111022200021
4111230311112131000
5340204443331113
614412040103224
71453262130001
oct255465263500
966125438607
1023300761408
119977743a11
124623464b14
1322744956b2
1411b081d1a8
1591591e48d
hex56cd56740

23300761408 has 84 divisors (see below), whose sum is σ = 49607576172. Its totient is φ = 10855628800.

The previous prime is 23300761387. The next prime is 23300761441. The reversal of 23300761408 is 80416700332.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 9454061824 + 13846699584 = 97232^2 + 117672^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1861860 + ... + 1874332.

It is an arithmetic number, because the mean of its divisors is an integer number (590566383).

Almost surely, 223300761408 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 23300761408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24803788086).

23300761408 is an abundant number, since it is smaller than the sum of its proper divisors (26306814764).

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

23300761408 is a wasteful number, since it uses less digits than its factorization.

23300761408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12620 (or 12593 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The spelling of 23300761408 in words is "twenty-three billion, three hundred million, seven hundred sixty-one thousand, four hundred eight".

Divisors: 1 2 4 8 16 17 32 34 64 68 101 136 202 272 289 404 544 578 808 1088 1156 1616 1717 2312 3232 3434 4624 6464 6868 9248 12473 13736 18496 24946 27472 29189 49892 54944 58378 99784 109888 116756 199568 212041 233512 399136 424082 467024 798272 848164 934048 1259773 1696328 1868096 2519546 3392656 3604697 5039092 6785312 7209394 10078184 13570624 14418788 20156368 21416141 28837576 40312736 42832282 57675152 80625472 85664564 115350304 171329128 230700608 342658256 364074397 685316512 728148794 1370633024 1456297588 2912595176 5825190352 11650380704 23300761408