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142095151 = 1112917741
BaseRepresentation
bin10000111100000…
…11001100101111
3100220101011220101
420132003030233
5242334021101
622033331531
73343534402
oct1036031457
9326334811
10142095151
1173233210
123b706ba7
1323591b93
1414c2bd39
15c71c401
hex878332f

142095151 has 4 divisors (see below), whose sum is σ = 155012904. Its totient is φ = 129177400.

The previous prime is 142095139. The next prime is 142095181. The reversal of 142095151 is 151590241.

142095151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 142095151 - 25 = 142095119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142095101) 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, 6458860 + ... + 6458881.

It is an arithmetic number, because the mean of its divisors is an integer number (38753226).

Almost surely, 2142095151 is an apocalyptic number.

142095151 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

142095151 is a deficient number, since it is larger than the sum of its proper divisors (12917753).

142095151 is a wasteful number, since it uses less digits than its factorization.

142095151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12917752.

The product of its (nonzero) digits is 1800, while the sum is 28.

The square root of 142095151 is about 11920.3670664959. The cubic root of 142095151 is about 521.8268473912.

The spelling of 142095151 in words is "one hundred forty-two million, ninety-five thousand, one hundred fifty-one".

Divisors: 1 11 12917741 142095151