Base | Representation |
---|---|
bin | 10000110010110… |
… | …00001101010101 |
3 | 100211001221222101 |
4 | 20121120031111 |
5 | 242030323420 |
6 | 21551202101 |
7 | 3330244060 |
oct | 1031301525 |
9 | 324057871 |
10 | 140870485 |
11 | 72577098 |
12 | 3b216331 |
13 | 23253622 |
14 | 149cd8d7 |
15 | c57960a |
hex | 8658355 |
140870485 has 16 divisors (see below), whose sum is σ = 193392000. Its totient is φ = 96497856.
The previous prime is 140870473. The next prime is 140870489. The reversal of 140870485 is 584078041.
It is not a de Polignac number, because 140870485 - 25 = 140870453 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140870489) 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, 53991 + ... + 56539.
It is an arithmetic number, because the mean of its divisors is an integer number (12087000).
Almost surely, 2140870485 is an apocalyptic number.
It is an amenable number.
140870485 is a deficient number, since it is larger than the sum of its proper divisors (52521515).
140870485 is a wasteful number, since it uses less digits than its factorization.
140870485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4140.
The product of its (nonzero) digits is 35840, while the sum is 37.
The square root of 140870485 is about 11868.8872688218. The cubic root of 140870485 is about 520.3233750429.
The spelling of 140870485 in words is "one hundred forty million, eight hundred seventy thousand, four hundred eighty-five".
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