Base | Representation |
---|---|
bin | 111111110100101… |
… | …1010010100100111 |
3 | 12112020201121222201 |
4 | 1333221122110213 |
5 | 13341214442101 |
6 | 552301035331 |
7 | 104032656301 |
oct | 17751322447 |
9 | 5466647881 |
10 | 2141562151 |
11 | 9a9946383 |
12 | 4b9255b47 |
13 | 2818b0751 |
14 | 1645c8971 |
15 | c8026e01 |
hex | 7fa5a527 |
2141562151 has 4 divisors (see below), whose sum is σ = 2144583400. Its totient is φ = 2138540904.
The previous prime is 2141562139. The next prime is 2141562169. The reversal of 2141562151 is 1512651412.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2141562151 - 211 = 2141560103 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 (2141562251) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1509561 + ... + 1510978.
It is an arithmetic number, because the mean of its divisors is an integer number (536145850).
Almost surely, 22141562151 is an apocalyptic number.
2141562151 is a deficient number, since it is larger than the sum of its proper divisors (3021249).
2141562151 is an equidigital number, since it uses as much as digits as its factorization.
2141562151 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3021248.
The product of its digits is 2400, while the sum is 28.
The square root of 2141562151 is about 46277.0153640012. The cubic root of 2141562151 is about 1288.9722300667.
The spelling of 2141562151 in words is "two billion, one hundred forty-one million, five hundred sixty-two thousand, one hundred fifty-one".
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