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142465406 = 21741102199
BaseRepresentation
bin10000111110111…
…01100101111110
3100221001222210112
420133131211332
5242432343111
622045310022
73346636016
oct1037354576
9327058715
10142465406
1173466406
123b865312
1323691575
1414cc6c46
15c791e8b
hex87dd97e

142465406 has 16 divisors (see below), whose sum is σ = 231789600. Its totient is φ = 65406720.

The previous prime is 142465403. The next prime is 142465417. The reversal of 142465406 is 604564241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142465403) 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, 49706 + ... + 52493.

It is an arithmetic number, because the mean of its divisors is an integer number (14486850).

Almost surely, 2142465406 is an apocalyptic number.

142465406 is a deficient number, since it is larger than the sum of its proper divisors (89324194).

142465406 is a wasteful number, since it uses less digits than its factorization.

142465406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102259.

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 142465406 is about 11935.8873151517. The cubic root of 142465406 is about 522.2796928418.

The spelling of 142465406 in words is "one hundred forty-two million, four hundred sixty-five thousand, four hundred six".

Divisors: 1 2 17 34 41 82 697 1394 102199 204398 1737383 3474766 4190159 8380318 71232703 142465406