Base | Representation |
---|---|
bin | 1111101111001110111100 |
3 | 21202121022001 |
4 | 33233032330 |
5 | 2024010003 |
6 | 224232044 |
7 | 50032033 |
oct | 17571674 |
9 | 7677261 |
10 | 4125628 |
11 | 2368711 |
12 | 146b624 |
13 | b15b00 |
14 | 79571a |
15 | 56761d |
hex | 3ef3bc |
4125628 has 36 divisors (see below), whose sum is σ = 8300880. Its totient is φ = 1787136.
The previous prime is 4125623. The next prime is 4125629. The reversal of 4125628 is 8265214.
4125628 is a nontrivial binomial coefficient, being equal to C(2873, 2).
It is a junction number, because it is equal to n+sod(n) for n = 4125596 and 4125605.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4125623) 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, 11313 + ... + 11671.
It is an arithmetic number, because the mean of its divisors is an integer number (230580).
Almost surely, 24125628 is an apocalyptic number.
4125628 is the 2872-nd triangular number.
4125628 is the 958-th centered nonagonal number.
It is an amenable number.
4125628 is an abundant number, since it is smaller than the sum of its proper divisors (4175252).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4125628 is a wasteful number, since it uses less digits than its factorization.
4125628 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 406 (or 391 counting only the distinct ones).
The product of its digits is 3840, while the sum is 28.
The square root of 4125628 is about 2031.1641981878. The cubic root of 4125628 is about 160.3848548002.
It can be divided in two parts, 4125 and 628, that added together give a triangular number (4753 = T97).
The spelling of 4125628 in words is "four million, one hundred twenty-five thousand, six hundred twenty-eight".
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