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345542 = 21710163
BaseRepresentation
bin1010100010111000110
3122112222212
41110113012
542024132
611223422
72636261
oct1242706
9575885
10345542
1121667a
12147b72
13c1382
148dcd8
156c5b2
hex545c6

345542 has 8 divisors (see below), whose sum is σ = 548856. Its totient is φ = 162592.

The previous prime is 345533. The next prime is 345547. The reversal of 345542 is 245543.

345542 is nontrivially palindromic in base 14.

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

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 345542.

It is not an unprimeable number, because it can be changed into a prime (345547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5048 + ... + 5115.

It is an arithmetic number, because the mean of its divisors is an integer number (68607).

2345542 is an apocalyptic number.

345542 is a deficient number, since it is larger than the sum of its proper divisors (203314).

345542 is a wasteful number, since it uses less digits than its factorization.

345542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10182.

The product of its digits is 2400, while the sum is 23.

The square root of 345542 is about 587.8282061963. The cubic root of 345542 is about 70.1724997329.

Subtracting from 345542 its reverse (245543), we obtain a palindrome (99999).

The spelling of 345542 in words is "three hundred forty-five thousand, five hundred forty-two".

Divisors: 1 2 17 34 10163 20326 172771 345542