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361342 = 21937257
BaseRepresentation
bin1011000001101111110
3200100200001
41120031332
543030332
611424514
73033322
oct1301576
9610601
10361342
11227533
1215513a
13c8617
1495982
15720e7
hex5837e

361342 has 16 divisors (see below), whose sum is σ = 588240. Its totient is φ = 165888.

The previous prime is 361337. The next prime is 361349. The reversal of 361342 is 243163.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (361349) 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, 1278 + ... + 1534.

It is an arithmetic number, because the mean of its divisors is an integer number (36765).

2361342 is an apocalyptic number.

361342 is a deficient number, since it is larger than the sum of its proper divisors (226898).

361342 is a wasteful number, since it uses less digits than its factorization.

361342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315.

The product of its digits is 432, while the sum is 19.

The square root of 361342 is about 601.1172930469. The cubic root of 361342 is about 71.2261518627.

It can be divided in two parts, 3613 and 42, that added together give a triangular number (3655 = T85).

The spelling of 361342 in words is "three hundred sixty-one thousand, three hundred forty-two".

Divisors: 1 2 19 37 38 74 257 514 703 1406 4883 9509 9766 19018 180671 361342