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352331090488 = 231321731494497
BaseRepresentation
bin1010010000010001001…
…00011100101000111000
31020200102120002212100201
411020020210130220320
521233033224343423
6425505250011544
734312043566306
oct5101044345070
91220376085321
10352331090488
11126471796113
125834ab76bb4
13272bc80ac00
14130a52b5276
159271a172ad
hex520891ca38

352331090488 has 96 divisors (see below), whose sum is σ = 781860677760. Its totient is φ = 148111441920.

The previous prime is 352331090477. The next prime is 352331090491. The reversal of 352331090488 is 884090133253.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 465256 + ... + 959752.

It is an arithmetic number, because the mean of its divisors is an integer number (8144382060).

Almost surely, 2352331090488 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 352331090488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (390930338880).

352331090488 is an abundant number, since it is smaller than the sum of its proper divisors (429529587272).

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

352331090488 is a wasteful number, since it uses less digits than its factorization.

352331090488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494577 (or 494560 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 46.

It can be divided in two parts, 35233 and 1090488, that added together give a square (1125721 = 10612).

The spelling of 352331090488 in words is "three hundred fifty-two billion, three hundred thirty-one million, ninety thousand, four hundred eighty-eight".

Divisors: 1 2 4 8 13 17 26 31 34 52 62 68 104 124 136 169 221 248 338 403 442 527 676 806 884 1054 1352 1612 1768 2108 2873 3224 4216 5239 5746 6851 10478 11492 13702 20956 22984 27404 41912 54808 89063 178126 356252 494497 712504 988994 1977988 3955976 6428461 8406449 12856922 15329407 16812898 25713844 30658814 33625796 51427688 61317628 67251592 83569993 109283837 122635256 167139986 199282291 218567674 260599919 334279972 398564582 437135348 521199838 668559944 797129164 874270696 1042399676 1420689881 1594258328 2084799352 2590669783 2841379762 3387798947 5181339566 5682759524 6775597894 10362679132 11365519048 13551195788 20725358264 27102391576 44041386311 88082772622 176165545244 352331090488