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231422102 = 2115711051
BaseRepresentation
bin11011100101100…
…11100010010110
3121010110110102222
431302303202112
5433221001402
634544102342
75510025002
oct1562634226
9533413388
10231422102
111096a493a
12656049b2
1338c39672
1422a41702
15154b47a2
hexdcb3896

231422102 has 4 divisors (see below), whose sum is σ = 347133156. Its totient is φ = 115711050.

The previous prime is 231422101. The next prime is 231422123. The reversal of 231422102 is 201224132.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231422101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57855524 + ... + 57855527.

It is an arithmetic number, because the mean of its divisors is an integer number (86783289).

Almost surely, 2231422102 is an apocalyptic number.

231422102 is a deficient number, since it is larger than the sum of its proper divisors (115711054).

231422102 is a wasteful number, since it uses less digits than its factorization.

231422102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115711053.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 231422102 is about 15212.5639522074. The cubic root of 231422102 is about 613.9527438723.

Adding to 231422102 its reverse (201224132), we get a palindrome (432646234).

The spelling of 231422102 in words is "two hundred thirty-one million, four hundred twenty-two thousand, one hundred two".

Divisors: 1 2 115711051 231422102