Base | Representation |
---|---|
bin | 111111110011101… |
… | …0100001001000111 |
3 | 12112012200201002011 |
4 | 1333213110021013 |
5 | 13341044400201 |
6 | 552241155051 |
7 | 104025210046 |
oct | 17747241107 |
9 | 5465621064 |
10 | 2141012551 |
11 | 9a9600467 |
12 | 4b902ba87 |
13 | 28174a542 |
14 | 1644c455d |
15 | c7e69151 |
hex | 7f9d4247 |
2141012551 has 16 divisors (see below), whose sum is σ = 2289254400. Its totient is φ = 1997906400.
The previous prime is 2141012491. The next prime is 2141012563. The reversal of 2141012551 is 1552101412.
It is a cyclic number.
It is not a de Polignac number, because 2141012551 - 223 = 2132623943 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2141012051) 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, 1321620 + ... + 1323238.
It is an arithmetic number, because the mean of its divisors is an integer number (143078400).
Almost surely, 22141012551 is an apocalyptic number.
2141012551 is a deficient number, since it is larger than the sum of its proper divisors (148241849).
2141012551 is a wasteful number, since it uses less digits than its factorization.
2141012551 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3150.
The product of its (nonzero) digits is 400, while the sum is 22.
The square root of 2141012551 is about 46271.0768299161. The cubic root of 2141012551 is about 1288.8619554637.
Adding to 2141012551 its reverse (1552101412), we get a palindrome (3693113963).
The spelling of 2141012551 in words is "two billion, one hundred forty-one million, twelve thousand, five hundred fifty-one".
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