Base | Representation |
---|---|
bin | 10000111100100… |
… | …01001100000100 |
3 | 100220111002111122 |
4 | 20132101030010 |
5 | 242342334302 |
6 | 22034453112 |
7 | 3344163431 |
oct | 1036211404 |
9 | 326432448 |
10 | 142152452 |
11 | 73272272 |
12 | 3b734198 |
13 | 235b1ca0 |
14 | 14c44b88 |
15 | c72e3a2 |
hex | 8791304 |
142152452 has 24 divisors (see below), whose sum is σ = 282004800. Its totient is φ = 62155296.
The previous prime is 142152427. The next prime is 142152469. The reversal of 142152452 is 254251241.
It is a super-2 number, since 2×1421524522 = 40414639219224608, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (26).
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, 70952 + ... + 72927.
It is an arithmetic number, because the mean of its divisors is an integer number (11750200).
Almost surely, 2142152452 is an apocalyptic number.
It is an amenable number.
142152452 is a deficient number, since it is larger than the sum of its proper divisors (139852348).
142152452 is a wasteful number, since it uses less digits than its factorization.
142152452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 143915 (or 143913 counting only the distinct ones).
The product of its digits is 3200, while the sum is 26.
The square root of 142152452 is about 11922.7703156607. The cubic root of 142152452 is about 521.8969815738.
The spelling of 142152452 in words is "one hundred forty-two million, one hundred fifty-two thousand, four hundred fifty-two".
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