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312124241 = 11132167899
BaseRepresentation
bin10010100110101…
…010001101010001
3210202022112222002
4102212222031101
51114400433431
650545523345
710510004132
oct2246521521
9722275862
10312124241
11150205620
1288643555
134c884500
142d64bc89
151c6063cb
hex129aa351

312124241 has 12 divisors (see below), whose sum is σ = 368708400. Its totient is φ = 261920880.

The previous prime is 312124159. The next prime is 312124247. The reversal of 312124241 is 142421213.

It is not a de Polignac number, because 312124241 - 214 = 312107857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (312124247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82091 + ... + 85808.

It is an arithmetic number, because the mean of its divisors is an integer number (30725700).

Almost surely, 2312124241 is an apocalyptic number.

It is an amenable number.

312124241 is a deficient number, since it is larger than the sum of its proper divisors (56584159).

312124241 is a wasteful number, since it uses less digits than its factorization.

312124241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167936 (or 167923 counting only the distinct ones).

The product of its digits is 384, while the sum is 20.

The square root of 312124241 is about 17667.0382633876. The cubic root of 312124241 is about 678.3323038994.

Adding to 312124241 its reverse (142421213), we get a palindrome (454545454).

It can be divided in two parts, 31212 and 4241, that added together give a palindrome (35453).

The spelling of 312124241 in words is "three hundred twelve million, one hundred twenty-four thousand, two hundred forty-one".

Divisors: 1 11 13 143 169 1859 167899 1846889 2182687 24009557 28374931 312124241