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8142714 = 233150791
BaseRepresentation
bin11111000011111101111010
3120022200201000
4133003331322
54041031324
6450305430
7126132456
oct37037572
916280630
108142714
114661818
122888276
1318c1398
14111d666
15aac9c9
hex7c3f7a

8142714 has 16 divisors (see below), whose sum is σ = 18095040. Its totient is φ = 2714220.

The previous prime is 8142683. The next prime is 8142727. The reversal of 8142714 is 4172418.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75342 + ... + 75449.

It is an arithmetic number, because the mean of its divisors is an integer number (1130940).

Almost surely, 28142714 is an apocalyptic number.

8142714 is an abundant number, since it is smaller than the sum of its proper divisors (9952326).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8142714 is a wasteful number, since it uses less digits than its factorization.

8142714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150802 (or 150796 counting only the distinct ones).

The product of its digits is 1792, while the sum is 27.

The square root of 8142714 is about 2853.5441121525. The cubic root of 8142714 is about 201.1822806245.

The spelling of 8142714 in words is "eight million, one hundred forty-two thousand, seven hundred fourteen".

Divisors: 1 2 3 6 9 18 27 54 150791 301582 452373 904746 1357119 2714238 4071357 8142714