Search a number
-
+
23393430831246 = 23753611031672637
BaseRepresentation
bin1010101000110101101010…
…01000101000000010001110
310001211101112102020210200020
411110122311020220002032
511031234221243044441
6121430443241443010
74633056011122350
oct524326510500216
9101741472223606
1023393430831246
1174aa109925423
1227599787a0466
131008cb6493a68
145ac368aa90d0
152a87b440ce66
hex1546b522808e

23393430831246 has 128 divisors (see below), whose sum is σ = 55910320367616. Its totient is φ = 6387596167680.

The previous prime is 23393430831229. The next prime is 23393430831257. The reversal of 23393430831246 is 64213803439332.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13149640 + ... + 14822276.

It is an arithmetic number, because the mean of its divisors is an integer number (436799377872).

Almost surely, 223393430831246 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23393430831246, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27955160183808).

23393430831246 is an abundant number, since it is smaller than the sum of its proper divisors (32516889536370).

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

23393430831246 is a wasteful number, since it uses less digits than its factorization.

23393430831246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1672866.

The product of its (nonzero) digits is 6718464, while the sum is 51.

The spelling of 23393430831246 in words is "twenty-three trillion, three hundred ninety-three billion, four hundred thirty million, eight hundred thirty-one thousand, two hundred forty-six".

Divisors: 1 2 3 6 7 14 21 42 53 61 103 106 122 159 183 206 309 318 366 371 427 618 721 742 854 1113 1281 1442 2163 2226 2562 3233 4326 5459 6283 6466 9699 10918 12566 16377 18849 19398 22631 32754 37698 38213 43981 45262 67893 76426 87962 114639 131943 135786 229278 263886 332999 665998 998997 1672637 1997994 2330993 3345274 4661986 5017911 6992979 10035822 11708459 13985958 23416918 35125377 70250754 88649761 102030857 172281611 177299522 204061714 265949283 306092571 344563222 516844833 531898566 612185142 620548327 714215999 1033689666 1205971277 1241096654 1428431998 1861644981 2142647997 2411942554 3617913831 3723289962 4285295994 5407635421 7235827662 9130925383 10509178271 10815270842 16222906263 18261850766 21018356542 27392776149 31527534813 32445812526 37853447947 54785552298 63055069626 63916477681 73564247897 75706895894 113560343841 127832955362 147128495794 191749433043 220692743691 227120687682 383498866086 441385487382 556986448363 1113972896726 1670959345089 3341918690178 3898905138541 7797810277082 11696715415623 23393430831246