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312714141 = 31923238531
BaseRepresentation
bin10010101000111…
…010001110011101
3210210102112011020
4102220322032131
51120023323031
651010314353
710515012015
oct2250721635
9723375136
10312714141
11150578843
12888889b9
134ca2cb6c
142d762c45
151c6c1096
hex12a3a39d

312714141 has 16 divisors (see below), whose sum is σ = 457981440. Its totient is φ = 188915760.

The previous prime is 312714139. The next prime is 312714173. The reversal of 312714141 is 141417213.

It is not a de Polignac number, because 312714141 - 21 = 312714139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312714841) 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, 117955 + ... + 120576.

It is an arithmetic number, because the mean of its divisors is an integer number (28623840).

Almost surely, 2312714141 is an apocalyptic number.

It is an amenable number.

312714141 is a deficient number, since it is larger than the sum of its proper divisors (145267299).

312714141 is a wasteful number, since it uses less digits than its factorization.

312714141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238576.

The product of its digits is 672, while the sum is 24.

The square root of 312714141 is about 17683.7253145371. The cubic root of 312714141 is about 678.7593735839.

It can be divided in two parts, 31 and 2714141, that added together give a palindrome (2714172).

The spelling of 312714141 in words is "three hundred twelve million, seven hundred fourteen thousand, one hundred forty-one".

Divisors: 1 3 19 23 57 69 437 1311 238531 715593 4532089 5486213 13596267 16458639 104238047 312714141