Base | Representation |
---|---|
bin | 111111001011111… |
… | …1011101101111110 |
3 | 12110202112110221000 |
4 | 1332113323231332 |
5 | 13320233000014 |
6 | 550215151130 |
7 | 103353300150 |
oct | 17627735576 |
9 | 5422473830 |
10 | 2120203134 |
11 | 998887aa5 |
12 | 4b20754a6 |
13 | 27a34288a |
14 | 161828ad0 |
15 | c6208509 |
hex | 7e5fbb7e |
2120203134 has 64 divisors (see below), whose sum is σ = 5390784000. Its totient is φ = 605081664.
The previous prime is 2120203117. The next prime is 2120203139. The reversal of 2120203134 is 4313020212.
It is a super-2 number, since 2×21202031342 = 8990522658846843912, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2120203139) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 393849 + ... + 399195.
It is an arithmetic number, because the mean of its divisors is an integer number (84231000).
Almost surely, 22120203134 is an apocalyptic number.
2120203134 is an abundant number, since it is smaller than the sum of its proper divisors (3270580866).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2120203134 is a wasteful number, since it uses less digits than its factorization.
2120203134 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6414 (or 6408 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 2120203134 is about 46045.6635743259. The cubic root of 2120203134 is about 1284.6726866485.
Adding to 2120203134 its reverse (4313020212), we get a palindrome (6433223346).
The spelling of 2120203134 in words is "two billion, one hundred twenty million, two hundred three thousand, one hundred thirty-four".
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