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258104024832 = 28317139142223
BaseRepresentation
bin1111000001100000110…
…0101101111100000000
3220200012201020222021010
43300120030231330000
513212044112243312
6314323225000520
724435026004213
oct3603014557400
9820181228233
10258104024832
119a508aa2035
1242032623140
131b454024764
14c6c6c3777a
156aa951193c
hex3c1832df00

258104024832 has 144 divisors (see below), whose sum is σ = 732578757120. Its totient is φ = 80390701056.

The previous prime is 258104024819. The next prime is 258104024837. The reversal of 258104024832 is 238420401852.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258104024837) 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, 1743673 + ... + 1885895.

It is an arithmetic number, because the mean of its divisors is an integer number (5087352480).

Almost surely, 2258104024832 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 258104024832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (366289378560).

258104024832 is an abundant number, since it is smaller than the sum of its proper divisors (474474732288).

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

258104024832 is a wasteful number, since it uses less digits than its factorization.

258104024832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142398 (or 142384 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 39.

The spelling of 258104024832 in words is "two hundred fifty-eight billion, one hundred four million, twenty-four thousand, eight hundred thirty-two".

Divisors: 1 2 3 4 6 8 12 16 17 24 32 34 48 51 64 68 96 102 128 136 139 192 204 256 272 278 384 408 417 544 556 768 816 834 1088 1112 1632 1668 2176 2224 2363 3264 3336 4352 4448 4726 6528 6672 7089 8896 9452 13056 13344 14178 17792 18904 26688 28356 35584 37808 53376 56712 75616 106752 113424 142223 151232 226848 284446 302464 426669 453696 568892 604928 853338 907392 1137784 1706676 1814784 2275568 2417791 3413352 4551136 4835582 6826704 7253373 9102272 9671164 13653408 14506746 18204544 19342328 19768997 27306816 29013492 36409088 38684656 39537994 54613632 58026984 59306991 77369312 79075988 109227264 116053968 118613982 154738624 158151976 232107936 237227964 309477248 316303952 336072949 464215872 474455928 618954496 632607904 672145898 928431744 948911856 1008218847 1265215808 1344291796 1856863488 1897823712 2016437694 2530431616 2688583592 3795647424 4032875388 5060863232 5377167184 7591294848 8065750776 10754334368 15182589696 16131501552 21508668736 32263003104 43017337472 64526006208 86034674944 129052012416 258104024832