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10031303223 = 33371529749
BaseRepresentation
bin10010101011110100…
…11000101000110111
3221220002200000002000
421111322120220313
5131021003200343
64335221350343
7503404445664
oct112572305067
927802600060
1010031303223
114288455647
121b3b5683b3
13c3b32a6a6
146b2390a6b
153da9e2ed3
hex255e98a37

10031303223 has 8 divisors (see below), whose sum is σ = 14861190000. Its totient is φ = 6687535464.

The previous prime is 10031303221. The next prime is 10031303239. The reversal of 10031303223 is 32230313001.

It is not a de Polignac number, because 10031303223 - 21 = 10031303221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10031303196 and 10031303205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10031303221) 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, 185764848 + ... + 185764901.

It is an arithmetic number, because the mean of its divisors is an integer number (1857648750).

Almost surely, 210031303223 is an apocalyptic number.

10031303223 is a deficient number, since it is larger than the sum of its proper divisors (4829886777).

10031303223 is an equidigital number, since it uses as much as digits as its factorization.

10031303223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371529758 (or 371529752 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

Adding to 10031303223 its reverse (32230313001), we get a palindrome (42261616224).

The spelling of 10031303223 in words is "ten billion, thirty-one million, three hundred three thousand, two hundred twenty-three".

Divisors: 1 3 9 27 371529749 1114589247 3343767741 10031303223