Base | Representation |
---|---|
bin | 1000111100101101… |
… | …0101001000010101 |
3 | 20012101222221012220 |
4 | 2033023111020111 |
5 | 14404420041041 |
6 | 1034205332553 |
7 | 113345421021 |
oct | 21713251025 |
9 | 6171887186 |
10 | 2402112021 |
11 | 1022a25351 |
12 | 570567159 |
13 | 2c387807a |
14 | 18b04d381 |
15 | e0d41d66 |
hex | 8f2d5215 |
2402112021 has 8 divisors (see below), whose sum is σ = 3313258080. Its totient is φ = 1546186992.
The previous prime is 2402112007. The next prime is 2402112067. The reversal of 2402112021 is 1202112042.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2402112021 - 27 = 2402111893 is a prime.
It is a super-2 number, since 2×24021120212 = 11540284322865408882, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2402112071) 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, 13805155 + ... + 13805328.
It is an arithmetic number, because the mean of its divisors is an integer number (414157260).
Almost surely, 22402112021 is an apocalyptic number.
It is an amenable number.
2402112021 is a deficient number, since it is larger than the sum of its proper divisors (911146059).
2402112021 is a wasteful number, since it uses less digits than its factorization.
2402112021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27610515.
The product of its (nonzero) digits is 64, while the sum is 15.
The square root of 2402112021 is about 49011.3458395094. The cubic root of 2402112021 is about 1339.2585229188.
Adding to 2402112021 its reverse (1202112042), we get a palindrome (3604224063).
The spelling of 2402112021 in words is "two billion, four hundred two million, one hundred twelve thousand, twenty-one".
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