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10312222253 = 171481409589
BaseRepresentation
bin10011001101010100…
…00000011000101101
3222121200021011112112
421212222000120231
5132104412103003
64423134413405
7513355304624
oct114652003055
928550234475
1010312222253
114411a87233
121bb9661265
13c845a7478
146db7d86bb
154054d33d8
hex266a8062d

10312222253 has 8 divisors (see below), whose sum is σ = 10926222840. Its totient is φ = 9699043840.

The previous prime is 10312222229. The next prime is 10312222267. The reversal of 10312222253 is 35222221301.

It can be written as a sum of positive squares in 4 ways, for example, as 3561463684 + 6750758569 = 59678^2 + 82163^2 .

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 10312222253 - 26 = 10312222189 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 (10312222853) 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, 179618 + ... + 229971.

It is an arithmetic number, because the mean of its divisors is an integer number (1365777855).

Almost surely, 210312222253 is an apocalyptic number.

It is an amenable number.

10312222253 is a deficient number, since it is larger than the sum of its proper divisors (614000587).

10312222253 is a wasteful number, since it uses less digits than its factorization.

10312222253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411087.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 10312222253 its reverse (35222221301), we get a palindrome (45534443554).

The spelling of 10312222253 in words is "ten billion, three hundred twelve million, two hundred twenty-two thousand, two hundred fifty-three".

Divisors: 1 17 1481 25177 409589 6963013 606601309 10312222253