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1344381 = 31373271
BaseRepresentation
bin101001000001101111101
32112022010220
411020031331
5321010011
644451553
714266323
oct5101575
92468126
101344381
11839065
12549bb9
13380bbc
1426dd13
151b8506
hex14837d

1344381 has 8 divisors (see below), whose sum is σ = 1806144. Its totient is φ = 889440.

The previous prime is 1344359. The next prime is 1344389. The reversal of 1344381 is 1834431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1344381 - 211 = 1342333 is a prime.

It is a super-2 number, since 2×13443812 = 3614720546322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1344389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1225 + ... + 2046.

It is an arithmetic number, because the mean of its divisors is an integer number (225768).

21344381 is an apocalyptic number.

It is an amenable number.

1344381 is a deficient number, since it is larger than the sum of its proper divisors (461763).

1344381 is a wasteful number, since it uses less digits than its factorization.

1344381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3411.

The product of its digits is 1152, while the sum is 24.

The square root of 1344381 is about 1159.4744499125. The cubic root of 1344381 is about 110.3673941465.

The spelling of 1344381 in words is "one million, three hundred forty-four thousand, three hundred eighty-one".

Divisors: 1 3 137 411 3271 9813 448127 1344381