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10299028031 = 25494040419
BaseRepresentation
bin10011001011101111…
…01011001000111111
3222120202102211110122
421211313223020333
5132043022344111
64421543525155
7513135202535
oct114567531077
928522384418
1010299028031
114405595216
121bb51597bb
13c81937a36
146d9b62155
15404278cdb
hex265deb23f

10299028031 has 4 divisors (see below), whose sum is σ = 10303071000. Its totient is φ = 10294985064.

The previous prime is 10299028007. The next prime is 10299028037. The reversal of 10299028031 is 13082099201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10299028031 - 230 = 9225286207 is a prime.

It is a super-2 number, since 2×102990280312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10299027982 and 10299028000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10299028037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2017661 + ... + 2022758.

It is an arithmetic number, because the mean of its divisors is an integer number (2575767750).

Almost surely, 210299028031 is an apocalyptic number.

10299028031 is a deficient number, since it is larger than the sum of its proper divisors (4042969).

10299028031 is an equidigital number, since it uses as much as digits as its factorization.

10299028031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4042968.

The product of its (nonzero) digits is 7776, while the sum is 35.

The spelling of 10299028031 in words is "ten billion, two hundred ninety-nine million, twenty-eight thousand, thirty-one".

Divisors: 1 2549 4040419 10299028031