Base | Representation |
---|---|
bin | 10011101100000111… |
… | …011011110010111111 |
3 | 2000120100222022121210 |
4 | 103230013123302333 |
5 | 321244124203043 |
6 | 13413454055503 |
7 | 1345620404130 |
oct | 235407336277 |
9 | 60510868553 |
10 | 21141241023 |
11 | 8a69752321 |
12 | 41201aa593 |
13 | 1cbbc67c96 |
14 | 1047abbc87 |
15 | 83b04b633 |
hex | 4ec1dbcbf |
21141241023 has 8 divisors (see below), whose sum is σ = 32215224448. Its totient is φ = 12080709144.
The previous prime is 21141241007. The next prime is 21141241031. The reversal of 21141241023 is 32014214112.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 21141241023 - 24 = 21141241007 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 1006725763 = 21141241023 / (2 + 1 + 1 + 4 + 1 + 2 + 4 + 1 + 0 + 2 + 3).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (21141240023) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 503362861 + ... + 503362902.
It is an arithmetic number, because the mean of its divisors is an integer number (4026903056).
Almost surely, 221141241023 is an apocalyptic number.
21141241023 is a deficient number, since it is larger than the sum of its proper divisors (11073983425).
21141241023 is a wasteful number, since it uses less digits than its factorization.
21141241023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1006725773.
The product of its (nonzero) digits is 384, while the sum is 21.
Adding to 21141241023 its reverse (32014214112), we get a palindrome (53155455135).
The spelling of 21141241023 in words is "twenty-one billion, one hundred forty-one million, two hundred forty-one thousand, twenty-three".
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