Base | Representation |
---|---|
bin | 10001010111101… |
… | …00011011110100 |
3 | 101011011120021002 |
4 | 20223310123310 |
5 | 244300022232 |
6 | 22242542432 |
7 | 3416320010 |
oct | 1053643364 |
9 | 334146232 |
10 | 145704692 |
11 | 75279101 |
12 | 40967a18 |
13 | 24256ac3 |
14 | 154cb540 |
15 | cbd1b62 |
hex | 8af46f4 |
145704692 has 24 divisors (see below), whose sum is σ = 306747840. Its totient is φ = 59158080.
The previous prime is 145704679. The next prime is 145704697. The reversal of 145704692 is 296407541.
It is a Harshad number since it is a multiple of its sum of digits (38).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145704697) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136409 + ... + 137472.
It is an arithmetic number, because the mean of its divisors is an integer number (12781160).
Almost surely, 2145704692 is an apocalyptic number.
It is an amenable number.
145704692 is an abundant number, since it is smaller than the sum of its proper divisors (161043148).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145704692 is a wasteful number, since it uses less digits than its factorization.
145704692 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 273911 (or 273909 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 38.
The square root of 145704692 is about 12070.8198561655. The cubic root of 145704692 is about 526.2084838131.
The spelling of 145704692 in words is "one hundred forty-five million, seven hundred four thousand, six hundred ninety-two".
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