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142505114 = 2671063471
BaseRepresentation
bin10000111111001…
…11010010011010
3100221011000021012
420133213102122
5242440130424
622050213522
73350162543
oct1037472232
9327130235
10142505114
1173493224
123b8842a2
13236a666b
1414cd74ca
15c79db0e
hex87e749a

142505114 has 8 divisors (see below), whose sum is σ = 216948288. Its totient is φ = 70189020.

The previous prime is 142505113. The next prime is 142505123. The reversal of 142505114 is 411505241.

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

It is a self number, because there is not a number n which added to its sum of digits gives 142505114.

It is not an unprimeable number, because it can be changed into a prime (142505113) 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, 531602 + ... + 531869.

It is an arithmetic number, because the mean of its divisors is an integer number (27118536).

Almost surely, 2142505114 is an apocalyptic number.

142505114 is a deficient number, since it is larger than the sum of its proper divisors (74443174).

142505114 is a wasteful number, since it uses less digits than its factorization.

142505114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1063540.

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 142505114 is about 11937.5505862803. The cubic root of 142505114 is about 522.3282116511.

The spelling of 142505114 in words is "one hundred forty-two million, five hundred five thousand, one hundred fourteen".

Divisors: 1 2 67 134 1063471 2126942 71252557 142505114