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12620058661700 = 2252757731245503
BaseRepresentation
bin1011011110100101011000…
…0111010001001101000100
31122200110120120211202020222
42313221112013101031010
53123231340004133300
642501324103043512
72441524550455550
oct267512607211504
948613516752228
1012620058661700
114026156123866
1214b9a28140598
137070b2c23789
14318b57c58860
1516d423c45785
hexb7a561d1344

12620058661700 has 72 divisors (see below), whose sum is σ = 31351988677632. Its totient is φ = 4319378196480.

The previous prime is 12620058661697. The next prime is 12620058661789. The reversal of 12620058661700 is 716685002621.

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, 15218852 + ... + 16026651.

Almost surely, 212620058661700 is an apocalyptic number.

12620058661700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12620058661700 is an abundant number, since it is smaller than the sum of its proper divisors (18731930015932).

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

12620058661700 is a wasteful number, since it uses less digits than its factorization.

12620058661700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31246101 (or 31246094 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 44.

The spelling of 12620058661700 in words is "twelve trillion, six hundred twenty billion, fifty-eight million, six hundred sixty-one thousand, seven hundred".

Divisors: 1 2 4 5 7 10 14 20 25 28 35 50 70 100 140 175 350 577 700 1154 2308 2885 4039 5770 8078 11540 14425 16156 20195 28850 40390 57700 80780 100975 201950 403900 31245503 62491006 124982012 156227515 218718521 312455030 437437042 624910060 781137575 874874084 1093592605 1562275150 2187185210 3124550300 4374370420 5467963025 10935926050 18028655231 21871852100 36057310462 72114620924 90143276155 126200586617 180286552310 252401173234 360573104620 450716380775 504802346468 631002933085 901432761550 1262005866170 1802865523100 2524011732340 3155014665425 6310029330850 12620058661700