Base | Representation |
---|---|
bin | 10000111100101… |
… | …00110000000100 |
3 | 100220111211112002 |
4 | 20132110300010 |
5 | 242343321134 |
6 | 22035044432 |
7 | 3344254115 |
oct | 1036246004 |
9 | 326454462 |
10 | 142167044 |
11 | 73282228 |
12 | 3b740718 |
13 | 235b8816 |
14 | 14c4a20c |
15 | c73387e |
hex | 8794c04 |
142167044 has 12 divisors (see below), whose sum is σ = 261886800. Its totient is φ = 67342248.
The previous prime is 142167043. The next prime is 142167059. The reversal of 142167044 is 440761241.
It is a happy number.
It is a super-2 number, since 2×1421670442 = 40422936799395872, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 142166998 and 142167016.
It is not an unprimeable number, because it can be changed into a prime (142167043) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 935234 + ... + 935385.
It is an arithmetic number, because the mean of its divisors is an integer number (21823900).
Almost surely, 2142167044 is an apocalyptic number.
It is an amenable number.
142167044 is a deficient number, since it is larger than the sum of its proper divisors (119719756).
142167044 is a wasteful number, since it uses less digits than its factorization.
142167044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1870642 (or 1870640 counting only the distinct ones).
The product of its (nonzero) digits is 5376, while the sum is 29.
The square root of 142167044 is about 11923.3822382745. The cubic root of 142167044 is about 521.9148386000.
The spelling of 142167044 in words is "one hundred forty-two million, one hundred sixty-seven thousand, forty-four".
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