Base | Representation |
---|---|
bin | 10001011000000… |
… | …11111111010100 |
3 | 101011021210122210 |
4 | 20230003333110 |
5 | 244304042104 |
6 | 22244153420 |
7 | 3420003525 |
oct | 1054037724 |
9 | 334253583 |
10 | 145768404 |
11 | 75311a61 |
12 | 40998870 |
13 | 24279ac2 |
14 | 1550684c |
15 | cbe5989 |
hex | 8b03fd4 |
145768404 has 24 divisors (see below), whose sum is σ = 360134208. Its totient is φ = 45731200.
The previous prime is 145768397. The next prime is 145768429. The reversal of 145768404 is 404867541.
145768404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 357072 + ... + 357479.
It is an arithmetic number, because the mean of its divisors is an integer number (15005592).
Almost surely, 2145768404 is an apocalyptic number.
It is an amenable number.
145768404 is an abundant number, since it is smaller than the sum of its proper divisors (214365804).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145768404 is a wasteful number, since it uses less digits than its factorization.
145768404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 714575 (or 714573 counting only the distinct ones).
The product of its (nonzero) digits is 107520, while the sum is 39.
The square root of 145768404 is about 12073.4586593900. The cubic root of 145768404 is about 526.2851706812.
The spelling of 145768404 in words is "one hundred forty-five million, seven hundred sixty-eight thousand, four hundred four".
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