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192215118079012 = 227611392038939709
BaseRepresentation
bin101011101101000110010001…
…110101010110010000100100
3221012120120211001212022211211
4223231012101311112100210
5200143223030212012022
61520450223424241204
755326040545642340
oct5355062165262044
9835516731768754
10192215118079012
1156277a79132896
12196846b2170204
138333a66b36692
143567393226620
151734e52938e77
hexaed191d56424

192215118079012 has 96 divisors (see below), whose sum is σ = 393572608352000. Its totient is φ = 80438547709440.

The previous prime is 192215118078983. The next prime is 192215118079013. The reversal of 192215118079012 is 210970811512291.

It is a super-2 number, since 2×1922151180790122 (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (192215118079013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4840573414 + ... + 4840613122.

Almost surely, 2192215118079012 is an apocalyptic number.

It is an amenable number.

192215118079012 is an abundant number, since it is smaller than the sum of its proper divisors (201357490272988).

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

192215118079012 is a wasteful number, since it uses less digits than its factorization.

192215118079012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60309 (or 60307 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 49.

The spelling of 192215118079012 in words is "one hundred ninety-two trillion, two hundred fifteen billion, one hundred eighteen million, seventy-nine thousand, twelve".

Divisors: 1 2 4 7 14 28 61 122 139 244 278 427 556 854 973 1708 1946 3892 8479 16958 20389 33916 39709 40778 59353 79418 81556 118706 142723 158836 237412 277963 285446 555926 570892 1111852 1243729 2422249 2487458 2834071 4844498 4974916 5519551 5668142 8706103 9688996 11039102 11336284 16955743 17412206 19838497 22078204 33911486 34824412 38636857 39676994 67822972 77273714 79353988 154547428 172878331 336692611 345756662 673385222 691513324 809626801 1210148317 1346770444 1619253602 2356848277 2420296634 3238507204 4713696554 4840593268 5667387607 9427393108 11334775214 22669550428 49387234861 98774469722 112538125339 197548939444 225076250678 345710644027 450152501356 691421288054 787766877373 1382842576108 1575533754746 3151067509492 6864825645679 13729651291358 27459302582716 48053779519753 96107559039506 192215118079012