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12807662242360 = 235192886957219
BaseRepresentation
bin1011101001100000010000…
…1010001000101000111000
31200100101211000002002022011
42322120010022020220320
53134320043013223420
643123431522535304
72461215544546366
oct272300412105070
950311730062264
1012807662242360
1140987764936a7
12152a264207534
1371b9acc2157b
14323c7380a636
15173253c4195a
hexba604288a38

12807662242360 has 48 divisors (see below), whose sum is σ = 30413763073800. Its totient is φ = 4853429896896.

The previous prime is 12807662242327. The next prime is 12807662242399. The reversal of 12807662242360 is 6324226670821.

It is a happy number.

It is a super-2 number, since 2×128076622423602 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 443464170 + ... + 443493049.

Almost surely, 212807662242360 is an apocalyptic number.

12807662242360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12807662242360 is an abundant number, since it is smaller than the sum of its proper divisors (17606100831440).

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

12807662242360 is a wasteful number, since it uses less digits than its factorization.

12807662242360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886957268 (or 886957245 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 49.

The spelling of 12807662242360 in words is "twelve trillion, eight hundred seven billion, six hundred sixty-two million, two hundred forty-two thousand, three hundred sixty".

Divisors: 1 2 4 5 8 10 19 20 38 40 76 95 152 190 361 380 722 760 1444 1805 2888 3610 7220 14440 886957219 1773914438 3547828876 4434786095 7095657752 8869572190 16852187161 17739144380 33704374322 35478288760 67408748644 84260935805 134817497288 168521871610 320191556059 337043743220 640383112118 674087486440 1280766224236 1600957780295 2561532448472 3201915560590 6403831121180 12807662242360