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10227631720 = 2352311116991
BaseRepresentation
bin10011000011001110…
…10100011001101000
3222101210002112010211
421201213110121220
5131421233203340
64410513350504
7511310302165
oct114147243150
928353075124
1010227631720
1143792600a9
121b95268434
13c6cbca7b7
146d049906c
153ecd745ea
hex2619d4668

10227631720 has 32 divisors (see below), whose sum is σ = 24012702720. Its totient is φ = 3913180480.

The previous prime is 10227631679. The next prime is 10227631727. The reversal of 10227631720 is 2713672201.

It is not an unprimeable number, because it can be changed into a prime (10227631727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5557576 + ... + 5559415.

It is an arithmetic number, because the mean of its divisors is an integer number (750396960).

Almost surely, 210227631720 is an apocalyptic number.

10227631720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10227631720 is an abundant number, since it is smaller than the sum of its proper divisors (13785071000).

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

10227631720 is a wasteful number, since it uses less digits than its factorization.

10227631720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11117025 (or 11117021 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 31.

The spelling of 10227631720 in words is "ten billion, two hundred twenty-seven million, six hundred thirty-one thousand, seven hundred twenty".

Divisors: 1 2 4 5 8 10 20 23 40 46 92 115 184 230 460 920 11116991 22233982 44467964 55584955 88935928 111169910 222339820 255690793 444679640 511381586 1022763172 1278453965 2045526344 2556907930 5113815860 10227631720