Base | Representation |
---|---|
bin | 10000111110111… |
… | …00001100011010 |
3 | 100221001200221020 |
4 | 20133130030122 |
5 | 242432202144 |
6 | 22045223310 |
7 | 3346613220 |
oct | 1037341432 |
9 | 327050836 |
10 | 142459674 |
11 | 73462075 |
12 | 3b861b36 |
13 | 2368ba86 |
14 | 14cc4b10 |
15 | c790419 |
hex | 87dc31a |
142459674 has 16 divisors (see below), whose sum is σ = 325622208. Its totient is φ = 40702752.
The previous prime is 142459649. The next prime is 142459697. The reversal of 142459674 is 476954241.
142459674 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (42), and also a Moran number because the ratio is a prime number: 3391897 = 142459674 / (1 + 4 + 2 + 4 + 5 + 9 + 6 + 7 + 4).
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, 1695907 + ... + 1695990.
It is an arithmetic number, because the mean of its divisors is an integer number (20351388).
Almost surely, 2142459674 is an apocalyptic number.
142459674 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
142459674 is an abundant number, since it is smaller than the sum of its proper divisors (183162534).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142459674 is a wasteful number, since it uses less digits than its factorization.
142459674 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3391909.
The product of its digits is 241920, while the sum is 42.
The square root of 142459674 is about 11935.6471965286. The cubic root of 142459674 is about 522.2726882236.
The spelling of 142459674 in words is "one hundred forty-two million, four hundred fifty-nine thousand, six hundred seventy-four".
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