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142692 = 223112347
BaseRepresentation
bin100010110101100100
321020201220
4202311210
514031232
63020340
71133004
oct426544
9236656
10142692
1198230
126a6b0
134cc44
143a004
152c42c
hex22d64

142692 has 48 divisors (see below), whose sum is σ = 387072. Its totient is φ = 40480.

The previous prime is 142673. The next prime is 142697. The reversal of 142692 is 296241.

It is a super-2 number, since 2×1426922 = 40722013728, which contains 22 as substring.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 142692.

It is not an unprimeable number, because it can be changed into a prime (142697) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3013 + ... + 3059.

It is an arithmetic number, because the mean of its divisors is an integer number (8064).

2142692 is an apocalyptic number.

142692 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142692, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (193536).

142692 is an abundant number, since it is smaller than the sum of its proper divisors (244380).

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

142692 is a wasteful number, since it uses less digits than its factorization.

142692 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88 (or 86 counting only the distinct ones).

The product of its digits is 864, while the sum is 24.

The square root of 142692 is about 377.7459463714. The cubic root of 142692 is about 52.2556444838.

The spelling of 142692 in words is "one hundred forty-two thousand, six hundred ninety-two".

Divisors: 1 2 3 4 6 11 12 22 23 33 44 46 47 66 69 92 94 132 138 141 188 253 276 282 506 517 564 759 1012 1034 1081 1518 1551 2068 2162 3036 3102 3243 4324 6204 6486 11891 12972 23782 35673 47564 71346 142692