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142260 = 22352371
BaseRepresentation
bin100010101110110100
321020010220
4202232310
514023020
63014340
71131516
oct425664
9236126
10142260
1197978
126a3b0
134c9a1
1439bb6
152c240
hex22bb4

142260 has 24 divisors (see below), whose sum is σ = 398496. Its totient is φ = 37920.

The previous prime is 142237. The next prime is 142271. The reversal of 142260 is 62241.

142260 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

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 142260.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1126 + ... + 1245.

It is an arithmetic number, because the mean of its divisors is an integer number (16604).

2142260 is an apocalyptic number.

142260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142260 is an abundant number, since it is smaller than the sum of its proper divisors (256236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

142260 is a wasteful number, since it uses less digits than its factorization.

142260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2383 (or 2381 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 142260 is about 377.1737000375. The cubic root of 142260 is about 52.2028565252.

The spelling of 142260 in words is "one hundred forty-two thousand, two hundred sixty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 2371 4742 7113 9484 11855 14226 23710 28452 35565 47420 71130 142260