Base | Representation |
---|---|
bin | 111110100000110… |
… | …0010010110001110 |
3 | 12102011220211021221 |
4 | 1331001202112032 |
5 | 13243433223310 |
6 | 544045513554 |
7 | 102656631130 |
oct | 17501422616 |
9 | 5364824257 |
10 | 2097554830 |
11 | 987018a98 |
12 | 4a65728ba |
13 | 275742c07 |
14 | 15c811050 |
15 | c4232ada |
hex | 7d06258e |
2097554830 has 32 divisors (see below), whose sum is σ = 4356877824. Its totient is φ = 712177056.
The previous prime is 2097554821. The next prime is 2097554831. The reversal of 2097554830 is 384557902.
It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2097554831) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138252 + ... + 152671.
It is an arithmetic number, because the mean of its divisors is an integer number (136152432).
Almost surely, 22097554830 is an apocalyptic number.
2097554830 is an abundant number, since it is smaller than the sum of its proper divisors (2259322994).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2097554830 is a wasteful number, since it uses less digits than its factorization.
2097554830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 291040.
The product of its (nonzero) digits is 302400, while the sum is 43.
The square root of 2097554830 is about 45799.0701870682. The cubic root of 2097554830 is about 1280.0819507264.
The spelling of 2097554830 in words is "two billion, ninety-seven million, five hundred fifty-four thousand, eight hundred thirty".
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