Base | Representation |
---|---|
bin | 10001000011010… |
… | …10011110111110 |
3 | 100222011022102011 |
4 | 20201222132332 |
5 | 243104324434 |
6 | 22105521434 |
7 | 3354561340 |
oct | 1041523676 |
9 | 328138364 |
10 | 143042494 |
11 | 7381aa41 |
12 | 3baa327a |
13 | 2383413a |
14 | 14dd7290 |
15 | c857e64 |
hex | 886a7be |
143042494 has 16 divisors (see below), whose sum is σ = 253126656. Its totient is φ = 59326200.
The previous prime is 143042447. The next prime is 143042509. The reversal of 143042494 is 494240341.
143042494 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×1430424942 = 40922310179480072, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a congruent number.
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, 164362 + ... + 165229.
It is an arithmetic number, because the mean of its divisors is an integer number (15820416).
Almost surely, 2143042494 is an apocalyptic number.
143042494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
143042494 is a deficient number, since it is larger than the sum of its proper divisors (110084162).
143042494 is a wasteful number, since it uses less digits than its factorization.
143042494 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 329631.
The product of its (nonzero) digits is 13824, while the sum is 31.
The square root of 143042494 is about 11960.0373745235. The cubic root of 143042494 is about 522.9839463648.
The spelling of 143042494 in words is "one hundred forty-three million, forty-two thousand, four hundred ninety-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •