Base | Representation |
---|---|
bin | 10000110011100… |
… | …11101001101011 |
3 | 100211021200011120 |
4 | 20121303221223 |
5 | 242042423031 |
6 | 21553430323 |
7 | 3331222560 |
oct | 1031635153 |
9 | 324250146 |
10 | 140982891 |
11 | 72643595 |
12 | 3b26b3a3 |
13 | 2329283a |
14 | 14a1c867 |
15 | c59ca96 |
hex | 8673a6b |
140982891 has 32 divisors (see below), whose sum is σ = 223641600. Its totient is φ = 77293440.
The previous prime is 140982883. The next prime is 140982899. The reversal of 140982891 is 198289041.
It is an interprime number because it is at equal distance from previous prime (140982883) and next prime (140982899).
It is not a de Polignac number, because 140982891 - 23 = 140982883 is a prime.
It is not an unprimeable number, because it can be changed into a prime (140982899) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 109590 + ... + 110868.
It is an arithmetic number, because the mean of its divisors is an integer number (6988800).
Almost surely, 2140982891 is an apocalyptic number.
140982891 is a deficient number, since it is larger than the sum of its proper divisors (82658709).
140982891 is a wasteful number, since it uses less digits than its factorization.
140982891 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1499.
The product of its (nonzero) digits is 41472, while the sum is 42.
The square root of 140982891 is about 11873.6216463217. The cubic root of 140982891 is about 520.4617336203.
The spelling of 140982891 in words is "one hundred forty million, nine hundred eighty-two thousand, eight hundred ninety-one".
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