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312413342 = 21392774057
BaseRepresentation
bin10010100111110…
…000110010011110
3210202212020112112
4102213300302132
51114434211332
651000034022
710512320033
oct2247606236
9722766475
10312413342
1115039284a
1288762912
134c955c87
142d6c538a
151c661db2
hex129f0c9e

312413342 has 16 divisors (see below), whose sum is σ = 473812080. Its totient is φ = 154484928.

The previous prime is 312413341. The next prime is 312413377. The reversal of 312413342 is 243314213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312413341) 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, 74978 + ... + 79034.

It is an arithmetic number, because the mean of its divisors is an integer number (29613255).

Almost surely, 2312413342 is an apocalyptic number.

312413342 is a deficient number, since it is larger than the sum of its proper divisors (161398738).

312413342 is a wasteful number, since it uses less digits than its factorization.

312413342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4475.

The product of its digits is 1728, while the sum is 23.

The square root of 312413342 is about 17675.2183013393. The cubic root of 312413342 is about 678.5416714158.

Adding to 312413342 its reverse (243314213), we get a palindrome (555727555).

The spelling of 312413342 in words is "three hundred twelve million, four hundred thirteen thousand, three hundred forty-two".

Divisors: 1 2 139 277 278 554 4057 8114 38503 77006 563923 1123789 1127846 2247578 156206671 312413342