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10031323211 = 713288738183
BaseRepresentation
bin10010101011110100…
…11101100001001011
3221220002201000111022
421111322131201023
5131021004320321
64335222023055
7503404561160
oct112572354113
927802630438
1010031323211
114288469668
121b3b577a8b
13c3b336810
146b2398067
153da9e8dab
hex255e9d84b

10031323211 has 16 divisors (see below), whose sum is σ = 12350843904. Its totient is φ = 7933914144.

The previous prime is 10031323207. The next prime is 10031323243. The reversal of 10031323211 is 11232313001.

It is not a de Polignac number, because 10031323211 - 22 = 10031323207 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10031323211.

It is not an unprimeable number, because it can be changed into a prime (10031323711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 243626 + ... + 281808.

It is an arithmetic number, because the mean of its divisors is an integer number (771927744).

Almost surely, 210031323211 is an apocalyptic number.

10031323211 is a deficient number, since it is larger than the sum of its proper divisors (2319520693).

10031323211 is a wasteful number, since it uses less digits than its factorization.

10031323211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41090.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 10031323211 its reverse (11232313001), we get a palindrome (21263636212).

The spelling of 10031323211 in words is "ten billion, thirty-one million, three hundred twenty-three thousand, two hundred eleven".

Divisors: 1 7 13 91 2887 20209 37531 38183 262717 267281 496379 3474653 110234321 771640247 1433046173 10031323211