Base | Representation |
---|---|
bin | 10000111011111… |
… | …01111111010010 |
3 | 100220100002121222 |
4 | 20131331333102 |
5 | 242332330220 |
6 | 22033045042 |
7 | 3343415234 |
oct | 1035757722 |
9 | 326302558 |
10 | 142073810 |
11 | 7321917a |
12 | 3b6b6782 |
13 | 23585258 |
14 | 14c24254 |
15 | c715e25 |
hex | 877dfd2 |
142073810 has 16 divisors (see below), whose sum is σ = 256132800. Its totient is φ = 56740656.
The previous prime is 142073803. The next prime is 142073831. The reversal of 142073810 is 18370241.
It is a super-2 number, since 2×1420738102 = 40369934975832200, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 142073810.
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, 4190 + ... + 17369.
It is an arithmetic number, because the mean of its divisors is an integer number (16008300).
Almost surely, 2142073810 is an apocalyptic number.
142073810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
142073810 is a deficient number, since it is larger than the sum of its proper divisors (114058990).
142073810 is a wasteful number, since it uses less digits than its factorization.
142073810 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22225.
The product of its (nonzero) digits is 1344, while the sum is 26.
The square root of 142073810 is about 11919.4718842741. The cubic root of 142073810 is about 521.8007220233.
The spelling of 142073810 in words is "one hundred forty-two million, seventy-three thousand, eight hundred ten".
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