Base | Representation |
---|---|
bin | 10000101111010… |
… | …01001001110101 |
3 | 100210012211222222 |
4 | 20113221021311 |
5 | 241421244410 |
6 | 21533332125 |
7 | 3323340641 |
oct | 1027511165 |
9 | 323184888 |
10 | 140415605 |
11 | 72296360 |
12 | 3b037045 |
13 | 23124575 |
14 | 14911c21 |
15 | c4d9955 |
hex | 85e9275 |
140415605 has 16 divisors (see below), whose sum is σ = 193492800. Its totient is φ = 96744960.
The previous prime is 140415601. The next prime is 140415641. The reversal of 140415605 is 506514041.
140415605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 140415605 - 22 = 140415601 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140415601) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66140 + ... + 68229.
It is an arithmetic number, because the mean of its divisors is an integer number (12093300).
Almost surely, 2140415605 is an apocalyptic number.
It is an amenable number.
140415605 is a deficient number, since it is larger than the sum of its proper divisors (53077195).
140415605 is a wasteful number, since it uses less digits than its factorization.
140415605 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 134404.
The product of its (nonzero) digits is 2400, while the sum is 26.
The square root of 140415605 is about 11849.7090681586. The cubic root of 140415605 is about 519.7627184189.
Adding to 140415605 its reverse (506514041), we get a palindrome (646929646).
The spelling of 140415605 in words is "one hundred forty million, four hundred fifteen thousand, six hundred five".
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