Base | Representation |
---|---|
bin | 10000101111100… |
… | …01110100100001 |
3 | 100210021122200210 |
4 | 20113301310201 |
5 | 241423413410 |
6 | 21534204333 |
7 | 3323546304 |
oct | 1027616441 |
9 | 323248623 |
10 | 140451105 |
11 | 7230aaa3 |
12 | 3b0536a9 |
13 | 23137782 |
14 | 14920b3b |
15 | c4e5220 |
hex | 85f1d21 |
140451105 has 16 divisors (see below), whose sum is σ = 226949184. Its totient is φ = 74164800.
The previous prime is 140451083. The next prime is 140451107. The reversal of 140451105 is 501154041.
It is not a de Polignac number, because 140451105 - 29 = 140450593 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (140451107) 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 in 15 ways as a sum of consecutive naturals, for example, 44839 + ... + 47868.
It is an arithmetic number, because the mean of its divisors is an integer number (14184324).
Almost surely, 2140451105 is an apocalyptic number.
140451105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
140451105 is a deficient number, since it is larger than the sum of its proper divisors (86498079).
140451105 is a wasteful number, since it uses less digits than its factorization.
140451105 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 92816.
The product of its (nonzero) digits is 400, while the sum is 21.
The square root of 140451105 is about 11851.2069005650. The cubic root of 140451105 is about 519.8065170212.
The spelling of 140451105 in words is "one hundred forty million, four hundred fifty-one thousand, one hundred five".
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