Base | Representation |
---|---|
bin | 10001010011000… |
… | …11101010011011 |
3 | 101010001102211200 |
4 | 20221203222123 |
5 | 244122033312 |
6 | 22222125243 |
7 | 3411300126 |
oct | 1051435233 |
9 | 333042750 |
10 | 145111707 |
11 | 74a03634 |
12 | 40720823 |
13 | 240a9c20 |
14 | 153b53bd |
15 | cb160dc |
hex | 8a63a9b |
145111707 has 12 divisors (see below), whose sum is σ = 225729504. Its totient is φ = 89299440.
The previous prime is 145111693. The next prime is 145111727. The reversal of 145111707 is 707111541.
145111707 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 145111707 - 211 = 145109659 is a prime.
It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (145111727) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 620019 + ... + 620252.
It is an arithmetic number, because the mean of its divisors is an integer number (18810792).
Almost surely, 2145111707 is an apocalyptic number.
145111707 is a deficient number, since it is larger than the sum of its proper divisors (80617797).
145111707 is a wasteful number, since it uses less digits than its factorization.
145111707 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1240290 (or 1240287 counting only the distinct ones).
The product of its (nonzero) digits is 980, while the sum is 27.
The square root of 145111707 is about 12046.2320665011. The cubic root of 145111707 is about 525.4936635481.
The spelling of 145111707 in words is "one hundred forty-five million, one hundred eleven thousand, seven hundred seven".
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