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230100311213 = 1631411658351
BaseRepresentation
bin1101011001001100001…
…1000001110010101101
3210222221002022220222122
43112103003001302231
512232221134424323
6253412344122325
722424046242243
oct3262303016255
9728832286878
10230100311213
1189648699563
12387181663a5
1318910406606
14b1cb99c793
155ebacb4ec8
hex35930c1cad

230100311213 has 4 divisors (see below), whose sum is σ = 231511969728. Its totient is φ = 228688652700.

The previous prime is 230100311143. The next prime is 230100311237. The reversal of 230100311213 is 312113001032.

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 230100311213 - 210 = 230100310189 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 230100311191 and 230100311200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230100311263) 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, 705829013 + ... + 705829338.

It is an arithmetic number, because the mean of its divisors is an integer number (57877992432).

Almost surely, 2230100311213 is an apocalyptic number.

It is an amenable number.

230100311213 is a deficient number, since it is larger than the sum of its proper divisors (1411658515).

230100311213 is a wasteful number, since it uses less digits than its factorization.

230100311213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1411658514.

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

Adding to 230100311213 its reverse (312113001032), we get a palindrome (542213312245).

The spelling of 230100311213 in words is "two hundred thirty billion, one hundred million, three hundred eleven thousand, two hundred thirteen".

Divisors: 1 163 1411658351 230100311213