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70570232260 = 2251139972659
BaseRepresentation
bin100000110111001010…
…0000100100111000100
320202011011100020110221
41001232110010213010
52124011434413020
652230340554124
75045540035243
oct1015624044704
9222134306427
1070570232260
1127a24069000
12118159b2944
13686861cba8
1435b665095a
151c806ed6aa
hex106e5049c4

70570232260 has 96 divisors (see below), whose sum is σ = 163230963840. Its totient is φ = 25626522240.

The previous prime is 70570232251. The next prime is 70570232279. The reversal of 70570232260 is 6223207507.

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, 26538811 + ... + 26541469.

It is an arithmetic number, because the mean of its divisors is an integer number (1700322540).

Almost surely, 270570232260 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 70570232260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81615481920).

70570232260 is an abundant number, since it is smaller than the sum of its proper divisors (92660731580).

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

70570232260 is a wasteful number, since it uses less digits than its factorization.

70570232260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3698 (or 3674 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 34.

Adding to 70570232260 its reverse (6223207507), we get a palindrome (76793439767).

The spelling of 70570232260 in words is "seventy billion, five hundred seventy million, two hundred thirty-two thousand, two hundred sixty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 121 220 242 484 605 997 1210 1331 1994 2420 2659 2662 3988 4985 5318 5324 6655 9970 10636 10967 13295 13310 19940 21934 26590 26620 29249 43868 53180 54835 58498 109670 116996 120637 146245 219340 241274 292490 321739 482548 584980 603185 643478 1206370 1286956 1327007 1608695 2412740 2651023 2654014 3217390 3539129 5302046 5308028 6434780 6635035 7078258 10604092 13255115 13270070 14156516 17695645 26510230 26540140 29161253 35391290 53020460 58322506 70782580 116645012 145806265 291612530 320773783 583225060 641547566 1283095132 1603868915 3207737830 3528511613 6415475660 7057023226 14114046452 17642558065 35285116130 70570232260