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23205650232 = 2333779330791
BaseRepresentation
bin10101100111001010…
…100001111100111000
32012220020112011200010
4111213022201330320
5340011121301412
614354401341520
71451025525642
oct254712417470
965806464603
1023205650232
119928a91536
1245b76378a0
13225a8741ab
1411a1d41892
1590c3d333c
hex5672a1f38

23205650232 has 64 divisors (see below), whose sum is σ = 60336460800. Its totient is φ = 7430866560.

The previous prime is 23205650207. The next prime is 23205650239.

23205650232 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 23205650232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23205650239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95244 + ... + 235547.

It is an arithmetic number, because the mean of its divisors is an integer number (942757200).

Almost surely, 223205650232 is an apocalyptic number.

It is an amenable number.

23205650232 is an abundant number, since it is smaller than the sum of its proper divisors (37130810568).

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

23205650232 is a wasteful number, since it uses less digits than its factorization.

23205650232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330916 (or 330912 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

The spelling of 23205650232 in words is "twenty-three billion, two hundred five million, six hundred fifty thousand, two hundred thirty-two".

Divisors: 1 2 3 4 6 8 12 24 37 74 79 111 148 158 222 237 296 316 444 474 632 888 948 1896 2923 5846 8769 11692 17538 23384 35076 70152 330791 661582 992373 1323164 1984746 2646328 3969492 7938984 12239267 24478534 26132489 36717801 48957068 52264978 73435602 78397467 97914136 104529956 146871204 156794934 209059912 293742408 313589868 627179736 966902093 1933804186 2900706279 3867608372 5801412558 7735216744 11602825116 23205650232