Base | Representation |
---|---|
bin | 10000111100100… |
… | …00110000111011 |
3 | 100220111000010022 |
4 | 20132100300323 |
5 | 242342310330 |
6 | 22034441055 |
7 | 3344155400 |
oct | 1036206073 |
9 | 326430108 |
10 | 142150715 |
11 | 73270a33 |
12 | 3b73318b |
13 | 235b1265 |
14 | 14c442a7 |
15 | c72dae5 |
hex | 8790c3b |
142150715 has 24 divisors (see below), whose sum is σ = 200288880. Its totient is φ = 96562368.
The previous prime is 142150709. The next prime is 142150739. The reversal of 142150715 is 517051241.
It is not a de Polignac number, because 142150715 - 24 = 142150699 is a prime.
It is a super-2 number, since 2×1421507152 = 40413651550022450, which contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24044 + ... + 29366.
It is an arithmetic number, because the mean of its divisors is an integer number (8345370).
Almost surely, 2142150715 is an apocalyptic number.
142150715 is a deficient number, since it is larger than the sum of its proper divisors (58138165).
142150715 is a wasteful number, since it uses less digits than its factorization.
142150715 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5451 (or 5444 counting only the distinct ones).
The product of its (nonzero) digits is 1400, while the sum is 26.
The square root of 142150715 is about 11922.6974716295. The cubic root of 142150715 is about 521.8948558308.
It can be divided in two parts, 1421 and 50715, that multiplied together give a triangular number (72066015 = T12005).
The spelling of 142150715 in words is "one hundred forty-two million, one hundred fifty thousand, seven hundred fifteen".
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