Base | Representation |
---|---|
bin | 111000010101100… |
… | …010111100000110 |
3 | 2102212111201112220 |
4 | 320111202330012 |
5 | 3413431002410 |
6 | 233442153210 |
7 | 32264555112 |
oct | 7025427406 |
9 | 2385451486 |
10 | 945172230 |
11 | 445585982 |
12 | 224652806 |
13 | 120a81512 |
14 | 8d758742 |
15 | 57ea1070 |
hex | 38562f06 |
945172230 has 16 divisors (see below), whose sum is σ = 2268413424. Its totient is φ = 252045920.
The previous prime is 945172223. The next prime is 945172279. The reversal of 945172230 is 32271549.
It is a junction number, because it is equal to n+sod(n) for n = 945172191 and 945172200.
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, 15752841 + ... + 15752900.
It is an arithmetic number, because the mean of its divisors is an integer number (141775839).
Almost surely, 2945172230 is an apocalyptic number.
945172230 is an abundant number, since it is smaller than the sum of its proper divisors (1323241194).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
945172230 is a wasteful number, since it uses less digits than its factorization.
945172230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31505751.
The product of its (nonzero) digits is 15120, while the sum is 33.
The square root of 945172230 is about 30743.6534914118. The cubic root of 945172230 is about 981.3795059167.
The spelling of 945172230 in words is "nine hundred forty-five million, one hundred seventy-two thousand, two hundred thirty".
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