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142075672 = 23149119191
BaseRepresentation
bin10000111011111…
…10011100011000
3100220100012011221
420131332130120
5242332410142
622033101424
73343423534
oct1035763430
9326305157
10142075672
117321a612
123b6b7874
132358605b
1414c24bc4
15c716767
hex877e718

142075672 has 16 divisors (see below), whose sum is σ = 268182000. Its totient is φ = 70560480.

The previous prime is 142075663. The next prime is 142075679. The reversal of 142075672 is 276570241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142075679) 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, 58404 + ... + 60787.

It is an arithmetic number, because the mean of its divisors is an integer number (16761375).

Almost surely, 2142075672 is an apocalyptic number.

It is an amenable number.

142075672 is a deficient number, since it is larger than the sum of its proper divisors (126106328).

142075672 is a wasteful number, since it uses less digits than its factorization.

142075672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119346 (or 119342 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 142075672 is about 11919.5499915056. The cubic root of 142075672 is about 521.8030015630.

The spelling of 142075672 in words is "one hundred forty-two million, seventy-five thousand, six hundred seventy-two".

Divisors: 1 2 4 8 149 298 596 1192 119191 238382 476764 953528 17759459 35518918 71037836 142075672