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30382286256 = 2432730141157
BaseRepresentation
bin11100010010111011…
…001110010110110000
32220102101122001112100
4130102323032112300
5444210331130011
621542445500400
72123621113020
oct342273162660
986371561470
1030382286256
1111981010393
125a7ab71700
132b32643a9a
14168311ba80
15bcc48dd56
hex712ece5b0

30382286256 has 60 divisors (see below), whose sum is σ = 97175093392. Its totient is φ = 8680652928.

The previous prime is 30382286251. The next prime is 30382286257. The reversal of 30382286256 is 65268228303.

It is not an unprimeable number, because it can be changed into a prime (30382286251) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15069571 + ... + 15071586.

Almost surely, 230382286256 is an apocalyptic number.

30382286256 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

30382286256 is an abundant number, since it is smaller than the sum of its proper divisors (66792807136).

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

30382286256 is a wasteful number, since it uses less digits than its factorization.

30382286256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30141178 (or 30141169 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The spelling of 30382286256 in words is "thirty billion, three hundred eighty-two million, two hundred eighty-six thousand, two hundred fifty-six".

Divisors: 1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 36 42 48 56 63 72 84 112 126 144 168 252 336 504 1008 30141157 60282314 90423471 120564628 180846942 210988099 241129256 271270413 361693884 421976198 482258512 542540826 632964297 723387768 843952396 1085081652 1265928594 1446775536 1687904792 1898892891 2170163304 2531857188 3375809584 3797785782 4340326608 5063714376 7595571564 10127428752 15191143128 30382286256