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210100103231 = 2318150468437
BaseRepresentation
bin1100001110101011110…
…0010010100000111111
3202002022020102002102212
43003222330102200333
511420241111300411
6240304010211035
721115322261054
oct3035274224077
9662266362385
10210100103231
1181115038257
1234876123a7b
1316a73988115
14a25166102b
1556ea00768b
hex30eaf1283f

210100103231 has 8 divisors (see below), whose sum is σ = 220446137184. Its totient is φ = 199855006560.

The previous prime is 210100103197. The next prime is 210100103273. The reversal of 210100103231 is 132301001012.

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 210100103231 - 230 = 209026361407 is a prime.

It is a super-2 number, since 2×2101001032312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210100103281) 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, 25230056 + ... + 25238381.

It is an arithmetic number, because the mean of its divisors is an integer number (27555767148).

Almost surely, 2210100103231 is an apocalyptic number.

210100103231 is a deficient number, since it is larger than the sum of its proper divisors (10346033953).

210100103231 is a wasteful number, since it uses less digits than its factorization.

210100103231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50468641.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 210100103231 its reverse (132301001012), we get a palindrome (342401104243).

The spelling of 210100103231 in words is "two hundred ten billion, one hundred million, one hundred three thousand, two hundred thirty-one".

Divisors: 1 23 181 4163 50468437 1160774051 9134787097 210100103231