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10031230249 = 73167822839
BaseRepresentation
bin10010101011110100…
…00110110100101001
3221220002112021222021
421111322012310221
5131020443331444
64335220024441
7503404023145
oct112572066451
927802467867
1010031230249
114288405837
121b3b532121
13c3b303401
146b2372225
153da9cb584
hex255e86d29

10031230249 has 8 divisors (see below), whose sum is σ = 10229546880. Its totient is φ = 9834559776.

The previous prime is 10031230213. The next prime is 10031230277. The reversal of 10031230249 is 94203213001.

10031230249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 10031230249 - 213 = 10031222057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10031233249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 399229 + ... + 423610.

It is an arithmetic number, because the mean of its divisors is an integer number (1278693360).

Almost surely, 210031230249 is an apocalyptic number.

It is an amenable number.

10031230249 is a deficient number, since it is larger than the sum of its proper divisors (198316631).

10031230249 is an equidigital number, since it uses as much as digits as its factorization.

10031230249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 823079.

The product of its (nonzero) digits is 1296, while the sum is 25.

The spelling of 10031230249 in words is "ten billion, thirty-one million, two hundred thirty thousand, two hundred forty-nine".

Divisors: 1 73 167 12191 822839 60067247 137414113 10031230249