Base | Representation |
---|---|
bin | 10001000010100… |
… | …10110001011100 |
3 | 100221222101012001 |
4 | 20201102301130 |
5 | 243043222442 |
6 | 22103452044 |
7 | 3354005233 |
oct | 1041226134 |
9 | 327871161 |
10 | 142945372 |
11 | 73763a79 |
12 | 3ba57024 |
13 | 237cbb7b |
14 | 14dadb1a |
15 | c8392b7 |
hex | 8852c5c |
142945372 has 12 divisors (see below), whose sum is σ = 250442640. Its totient is φ = 71390336.
The previous prime is 142945343. The next prime is 142945421. The reversal of 142945372 is 273549241.
142945372 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16597 + ... + 23692.
It is an arithmetic number, because the mean of its divisors is an integer number (20870220).
Almost surely, 2142945372 is an apocalyptic number.
It is an amenable number.
142945372 is a deficient number, since it is larger than the sum of its proper divisors (107497268).
142945372 is a wasteful number, since it uses less digits than its factorization.
142945372 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41180 (or 41178 counting only the distinct ones).
The product of its digits is 60480, while the sum is 37.
The square root of 142945372 is about 11955.9764134930. The cubic root of 142945372 is about 522.8655555624.
The spelling of 142945372 in words is "one hundred forty-two million, nine hundred forty-five thousand, three hundred seventy-two".
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