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142427710 = 2514242771
BaseRepresentation
bin10000111110101…
…00011000111110
3100221000002002101
420133110120332
5242430141320
622044415314
73346421065
oct1037243076
9327002071
10142427710
1173440057
123b84753a
132367a369
1414cb71dc
15c785c0a
hex87d463e

142427710 has 8 divisors (see below), whose sum is σ = 256369896. Its totient is φ = 56971080.

The previous prime is 142427687. The next prime is 142427713. The reversal of 142427710 is 17724241.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142427713) 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, 7121376 + ... + 7121395.

It is an arithmetic number, because the mean of its divisors is an integer number (32046237).

Almost surely, 2142427710 is an apocalyptic number.

142427710 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142427710 is a deficient number, since it is larger than the sum of its proper divisors (113942186).

142427710 is a wasteful number, since it uses less digits than its factorization.

142427710 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14242778.

The product of its (nonzero) digits is 3136, while the sum is 28.

The square root of 142427710 is about 11934.3081073014. The cubic root of 142427710 is about 522.2336241328.

It can be divided in two parts, 14242 and 7710, that added together give a cube (21952 = 283).

The spelling of 142427710 in words is "one hundred forty-two million, four hundred twenty-seven thousand, seven hundred ten".

Divisors: 1 2 5 10 14242771 28485542 71213855 142427710