Base | Representation |
---|---|
bin | 100110111100… |
… | …1111010111111 |
3 | 1102102120011210 |
4 | 1031321322333 |
5 | 20212003320 |
6 | 2005415503 |
7 | 335405223 |
oct | 115717277 |
9 | 42376153 |
10 | 20422335 |
11 | 1058966a |
12 | 6a0a593 |
13 | 430072b |
14 | 29d8783 |
15 | 1bd60e0 |
hex | 1379ebf |
20422335 has 32 divisors (see below), whose sum is σ = 34670592. Its totient is φ = 10247040.
The previous prime is 20422313. The next prime is 20422343. The reversal of 20422335 is 53322402.
It is not a de Polignac number, because 20422335 - 28 = 20422079 is a prime.
It is a super-3 number, since 3×204223353 (a number of 23 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16612 + ... + 17798.
It is an arithmetic number, because the mean of its divisors is an integer number (1083456).
Almost surely, 220422335 is an apocalyptic number.
20422335 is a deficient number, since it is larger than the sum of its proper divisors (14248257).
20422335 is a wasteful number, since it uses less digits than its factorization.
20422335 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1263.
The product of its (nonzero) digits is 1440, while the sum is 21.
The square root of 20422335 is about 4519.1077659202. The cubic root of 20422335 is about 273.3391242411.
Adding to 20422335 its reverse (53322402), we get a palindrome (73744737).
The spelling of 20422335 in words is "twenty million, four hundred twenty-two thousand, three hundred thirty-five".
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