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23223400304 = 2413122990847
BaseRepresentation
bin10101101000001110…
…001111011101110000
32012221110220222012012
4111220032033131300
5340030142302204
614400234022052
71451332434266
oct255016173560
965843828165
1023223400304
119938005415
124601577928
13226144a4b0
1411a4442436
1590dc3c76e
hex56838f770

23223400304 has 40 divisors (see below), whose sum is σ = 48496479360. Its totient is φ = 10709653248.

The previous prime is 23223400301. The next prime is 23223400349. The reversal of 23223400304 is 40300432232.

It is a self number, because there is not a number n which added to its sum of digits gives 23223400304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23223400301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210209 + ... + 301055.

It is an arithmetic number, because the mean of its divisors is an integer number (1212411984).

Almost surely, 223223400304 is an apocalyptic number.

It is an amenable number.

23223400304 is an abundant number, since it is smaller than the sum of its proper divisors (25273079056).

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

23223400304 is a wasteful number, since it uses less digits than its factorization.

23223400304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92097 (or 92091 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 23.

Adding to 23223400304 its reverse (40300432232), we get a palindrome (63523832536).

The spelling of 23223400304 in words is "twenty-three billion, two hundred twenty-three million, four hundred thousand, three hundred four".

Divisors: 1 2 4 8 13 16 26 52 104 208 1229 2458 4916 9832 15977 19664 31954 63908 90847 127816 181694 255632 363388 726776 1181011 1453552 2362022 4724044 9448088 18896176 111650963 223301926 446603852 893207704 1451462519 1786415408 2902925038 5805850076 11611700152 23223400304