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142469614 = 2731328271
BaseRepresentation
bin10000111110111…
…10100111101110
3100221002012120101
420133132213232
5242433011424
622045341314
73346654210
oct1037364756
9327065511
10142469614
1173469591
123b86783a
1323693461
1414cc85b0
15c793344
hex87de9ee

142469614 has 16 divisors (see below), whose sum is σ = 252112896. Its totient is φ = 59088600.

The previous prime is 142469611. The next prime is 142469617. The reversal of 142469614 is 416964241.

It is an interprime number because it is at equal distance from previous prime (142469611) and next prime (142469617).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142469611) 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, 163702 + ... + 164569.

It is an arithmetic number, because the mean of its divisors is an integer number (15757056).

Almost surely, 2142469614 is an apocalyptic number.

142469614 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

142469614 is a deficient number, since it is larger than the sum of its proper divisors (109643282).

142469614 is a wasteful number, since it uses less digits than its factorization.

142469614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328311.

The product of its digits is 41472, while the sum is 37.

The square root of 142469614 is about 11936.0635889727. The cubic root of 142469614 is about 522.2848349821.

The spelling of 142469614 in words is "one hundred forty-two million, four hundred sixty-nine thousand, six hundred fourteen".

Divisors: 1 2 7 14 31 62 217 434 328271 656542 2297897 4595794 10176401 20352802 71234807 142469614