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142227472896 = 293230865337
BaseRepresentation
bin1000010001110101101…
…0110000001000000000
3111121010002002020010100
42010131122300020000
54312240213113041
6145201032202400
713163346400245
oct2043532601000
9447102066110
10142227472896
1155355778533
1223693839400
13105481c22b2
146c533bb5cc
153a765686b6
hex211d6b0200

142227472896 has 60 divisors (see below), whose sum is σ = 410478130062. Its totient is φ = 47409156096.

The previous prime is 142227472859. The next prime is 142227472921. The reversal of 142227472896 is 698274722241.

142227472896 is a `hidden beast` number, since 1 + 422 + 2 + 74 + 72 + 89 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 131507769600 + 10719703296 = 362640^2 + 103536^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15428061 + ... + 15437276.

Almost surely, 2142227472896 is an apocalyptic number.

142227472896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

142227472896 is an abundant number, since it is smaller than the sum of its proper divisors (268250657166).

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

142227472896 is an equidigital number, since it uses as much as digits as its factorization.

142227472896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30865361 (or 30865342 counting only the distinct ones).

The product of its digits is 5419008, while the sum is 54.

The spelling of 142227472896 in words is "one hundred forty-two billion, two hundred twenty-seven million, four hundred seventy-two thousand, eight hundred ninety-six".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 192 256 288 384 512 576 768 1152 1536 2304 4608 30865337 61730674 92596011 123461348 185192022 246922696 277788033 370384044 493845392 555576066 740768088 987690784 1111152132 1481536176 1975381568 2222304264 2963072352 3950763136 4444608528 5926144704 7901526272 8889217056 11852289408 15803052544 17778434112 23704578816 35556868224 47409157632 71113736448 142227472896