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10163207930 = 251016320793
BaseRepresentation
bin10010111011100011…
…00011111011111010
3222020021212110022112
421131301203323322
5131303240123210
64400252452322
7506565561551
oct113561437372
928207773275
1010163207930
1143459585a7
121b7777a0a2
13c5c762105
146c5ac8d98
153e739ad05
hex25dc63efa

10163207930 has 8 divisors (see below), whose sum is σ = 18293774292. Its totient is φ = 4065283168.

The previous prime is 10163207911. The next prime is 10163208001. The reversal of 10163207930 is 3970236101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8710302241 + 1452905689 = 93329^2 + 38117^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 508160387 + ... + 508160406.

Almost surely, 210163207930 is an apocalyptic number.

10163207930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10163207930 is a deficient number, since it is larger than the sum of its proper divisors (8130566362).

10163207930 is a wasteful number, since it uses less digits than its factorization.

10163207930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016320800.

The product of its (nonzero) digits is 6804, while the sum is 32.

The spelling of 10163207930 in words is "ten billion, one hundred sixty-three million, two hundred seven thousand, nine hundred thirty".

Divisors: 1 2 5 10 1016320793 2032641586 5081603965 10163207930