Base | Representation |
---|---|
bin | 10000101100100… |
… | …00000111111110 |
3 | 100202112022202221 |
4 | 20112100013332 |
5 | 241323112232 |
6 | 21521435554 |
7 | 3320261533 |
oct | 1026200776 |
9 | 322468687 |
10 | 140050942 |
11 | 72067389 |
12 | 3aa9bbba |
13 | 230275a5 |
14 | 14858d8a |
15 | c466897 |
hex | 85901fe |
140050942 has 4 divisors (see below), whose sum is σ = 210076416. Its totient is φ = 70025470.
The previous prime is 140050931. The next prime is 140050949. The reversal of 140050942 is 249050041.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 249050041 = 2621 ⋅95021.
It is a super-2 number, since 2×1400509422 = 39228532710174728, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140050949) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35012734 + ... + 35012737.
It is an arithmetic number, because the mean of its divisors is an integer number (52519104).
Almost surely, 2140050942 is an apocalyptic number.
140050942 is a deficient number, since it is larger than the sum of its proper divisors (70025474).
140050942 is an equidigital number, since it uses as much as digits as its factorization.
140050942 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 70025473.
The product of its (nonzero) digits is 1440, while the sum is 25.
The square root of 140050942 is about 11834.3120628113. The cubic root of 140050942 is about 519.3123825560.
The spelling of 140050942 in words is "one hundred forty million, fifty thousand, nine hundred forty-two".
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