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23331351004 = 22131761735927
BaseRepresentation
bin10101101110101010…
…000010100111011100
32020020000001102201021
4111232222002213130
5340240311213004
614415051453524
71454113132333
oct255652024734
966200042637
1023331351004
119992a37375
1246317572a4
13227a915b50
1411b4902d1a
15918462d54
hex56ea829dc

23331351004 has 96 divisors (see below), whose sum is σ = 47976679296. Its totient is φ = 9830522880.

The previous prime is 23331350971. The next prime is 23331351011. The reversal of 23331351004 is 40015313332.

It is a self number, because there is not a number n which added to its sum of digits gives 23331351004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3933489 + ... + 3939415.

It is an arithmetic number, because the mean of its divisors is an integer number (499757076).

Almost surely, 223331351004 is an apocalyptic number.

It is an amenable number.

23331351004 is an abundant number, since it is smaller than the sum of its proper divisors (24645328292).

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

23331351004 is a wasteful number, since it uses less digits than its factorization.

23331351004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6095 (or 6093 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 25.

Adding to 23331351004 its reverse (40015313332), we get a palindrome (63346664336).

The spelling of 23331351004 in words is "twenty-three billion, three hundred thirty-one million, three hundred fifty-one thousand, four".

Divisors: 1 2 4 13 17 26 34 52 61 68 73 122 146 221 244 292 442 793 884 949 1037 1241 1586 1898 2074 2482 3172 3796 4148 4453 4964 5927 8906 11854 13481 16133 17812 23708 26962 32266 53924 57889 64532 75701 77051 100759 115778 151402 154102 201518 231556 302804 308204 361547 403036 432671 723094 865342 984113 1309867 1446188 1730684 1968226 2619734 3936452 4700111 5239468 5624723 6146299 7355407 9400222 11249446 12292598 14710814 18800444 22498892 24585196 26392931 29421628 52785862 79901887 95620291 105571724 159803774 191240582 319607548 343108103 382481164 448679827 686216206 897359654 1372432412 1794719308 5832837751 11665675502 23331351004