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10231210253 = 11930110023
BaseRepresentation
bin10011000011101001…
…11110000100001101
3222102000211022222002
421201310332010031
5131423142212003
64411122202045
7511352565215
oct114164760415
928360738862
1010231210253
114380284770
121b964b3325
13c70881584
146d0b4b245
153ed32ea88
hex261d3e10d

10231210253 has 4 divisors (see below), whose sum is σ = 11161320288. Its totient is φ = 9301100220.

The previous prime is 10231210201. The next prime is 10231210261. The reversal of 10231210253 is 35201213201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10231210253 - 220 = 10230161677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10231210753) 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, 465055001 + ... + 465055022.

It is an arithmetic number, because the mean of its divisors is an integer number (2790330072).

Almost surely, 210231210253 is an apocalyptic number.

It is an amenable number.

10231210253 is a deficient number, since it is larger than the sum of its proper divisors (930110035).

10231210253 is an equidigital number, since it uses as much as digits as its factorization.

10231210253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 930110034.

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 10231210253 its reverse (35201213201), we get a palindrome (45432423454).

The spelling of 10231210253 in words is "ten billion, two hundred thirty-one million, two hundred ten thousand, two hundred fifty-three".

Divisors: 1 11 930110023 10231210253