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142277946756 = 223111915643263
BaseRepresentation
bin1000010010000001101…
…1010010110110000100
3111121020121001120020120
42010200123102312010
54312341123244011
6145210034101540
713164531410331
oct2044033226604
9447217046216
10142277946756
1155381212270
12236a871a8b0
13105557b529a
146c59d99988
153a7abd8a06
hex21206d2d84

142277946756 has 48 divisors (see below), whose sum is σ = 364058247168. Its totient is φ = 42888791200.

The previous prime is 142277946691. The next prime is 142277946787. The reversal of 142277946756 is 657649772241.

It is a self number, because there is not a number n which added to its sum of digits gives 142277946756.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2796420 + ... + 2846843.

It is an arithmetic number, because the mean of its divisors is an integer number (7584546816).

Almost surely, 2142277946756 is an apocalyptic number.

It is an amenable number.

142277946756 is an abundant number, since it is smaller than the sum of its proper divisors (221780300412).

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

142277946756 is a wasteful number, since it uses less digits than its factorization.

142277946756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5643472 (or 5643470 counting only the distinct ones).

The product of its digits is 35562240, while the sum is 60.

The spelling of 142277946756 in words is "one hundred forty-two billion, two hundred seventy-seven million, nine hundred forty-six thousand, seven hundred fifty-six".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 191 382 573 764 1146 2101 2292 4202 6303 8404 12606 25212 5643263 11286526 16929789 22573052 33859578 62075893 67719156 124151786 186227679 248303572 372455358 744910716 1077863233 2155726466 3233589699 4311452932 6467179398 11856495563 12934358796 23712991126 35569486689 47425982252 71138973378 142277946756