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23523793044 = 223171109103979
BaseRepresentation
bin10101111010001000…
…001001100010010100
32020201102011111120020
4111322020021202110
5341134042334134
614450124305140
71461640641003
oct257210114224
966642144506
1023523793044
119a81627984
1246860a21b0
1322ab754c8b
1411d22b8c3a
1592a2c7b49
hex57a209894

23523793044 has 48 divisors (see below), whose sum is σ = 58170571200. Its totient is φ = 7373287936.

The previous prime is 23523793037. The next prime is 23523793057. The reversal of 23523793044 is 44039732532.

It is a junction number, because it is equal to n+sod(n) for n = 23523792987 and 23523793005.

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, 174247 + ... + 278225.

It is an arithmetic number, because the mean of its divisors is an integer number (1211886900).

Almost surely, 223523793044 is an apocalyptic number.

It is an amenable number.

23523793044 is an abundant number, since it is smaller than the sum of its proper divisors (34646778156).

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

23523793044 is a wasteful number, since it uses less digits than its factorization.

23523793044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105112 (or 105110 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 42.

The spelling of 23523793044 in words is "twenty-three billion, five hundred twenty-three million, seven hundred ninety-three thousand, forty-four".

Divisors: 1 2 3 4 6 12 17 34 51 68 102 204 1109 2218 3327 4436 6654 13308 18853 37706 56559 75412 103979 113118 207958 226236 311937 415916 623874 1247748 1767643 3535286 5302929 7070572 10605858 21211716 115312711 230625422 345938133 461250844 691876266 1383752532 1960316087 3920632174 5880948261 7841264348 11761896522 23523793044