Base | Representation |
---|---|
bin | 10001011000111… |
… | …10100011101110 |
3 | 101011111022221101 |
4 | 20230132203232 |
5 | 244321032410 |
6 | 22250353314 |
7 | 3420636022 |
oct | 1054364356 |
9 | 334438841 |
10 | 145877230 |
11 | 753867a4 |
12 | 40a2b83a |
13 | 242b74b5 |
14 | 15534382 |
15 | cc17d3a |
hex | 8b1e8ee |
145877230 has 32 divisors (see below), whose sum is σ = 269982720. Its totient is φ = 56728320.
The previous prime is 145877219. The next prime is 145877297. The reversal of 145877230 is 32778541.
It is a self number, because there is not a number n which added to its sum of digits gives 145877230.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52947 + ... + 55633.
It is an arithmetic number, because the mean of its divisors is an integer number (8436960).
Almost surely, 2145877230 is an apocalyptic number.
145877230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
145877230 is a deficient number, since it is larger than the sum of its proper divisors (124105490).
145877230 is a wasteful number, since it uses less digits than its factorization.
145877230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2844.
The product of its (nonzero) digits is 47040, while the sum is 37.
The square root of 145877230 is about 12077.9646464129. The cubic root of 145877230 is about 526.4161072936.
The spelling of 145877230 in words is "one hundred forty-five million, eight hundred seventy-seven thousand, two hundred thirty".
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