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142296192 = 2732149829
BaseRepresentation
bin10000111101101…
…00010010000000
3100220202101200100
420132310102000
5242411434232
622041522400
73345332463
oct1036642200
9326671610
10142296192
1173360265
123b7a3400
132363253c
1414c812da
15c75bc7c
hex87b4480

142296192 has 96 divisors (see below), whose sum is σ = 412717500. Its totient is φ = 47056896.

The previous prime is 142296181. The next prime is 142296221. The reversal of 142296192 is 291692241.

142296192 is a `hidden beast` number, since 14 + 2 + 29 + 619 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 137733696 + 4562496 = 11736^2 + 2136^2 .

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 171234 + ... + 172062.

Almost surely, 2142296192 is an apocalyptic number.

142296192 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 142296192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (206358750).

142296192 is an abundant number, since it is smaller than the sum of its proper divisors (270421308).

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

142296192 is a wasteful number, since it uses less digits than its factorization.

142296192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 998 (or 983 counting only the distinct ones).

The product of its digits is 15552, while the sum is 36.

The square root of 142296192 is about 11928.7967540737. The cubic root of 142296192 is about 522.0728308121.

The spelling of 142296192 in words is "one hundred forty-two million, two hundred ninety-six thousand, one hundred ninety-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 149 192 288 298 384 447 576 596 829 894 1152 1192 1341 1658 1788 2384 2487 2682 3316 3576 4768 4974 5364 6632 7152 7461 9536 9948 10728 13264 14304 14922 19072 19896 21456 26528 28608 29844 39792 42912 53056 57216 59688 79584 85824 106112 119376 123521 159168 171648 238752 247042 318336 370563 477504 494084 741126 955008 988168 1111689 1482252 1976336 2223378 2964504 3952672 4446756 5929008 7905344 8893512 11858016 15810688 17787024 23716032 35574048 47432064 71148096 142296192