Base | Representation |
---|---|
bin | 1000010101111… |
… | …01101001110110 |
3 | 11212200111101222 |
4 | 10022331221312 |
5 | 120403422323 |
6 | 10535550342 |
7 | 1506562412 |
oct | 412755166 |
9 | 155614358 |
10 | 69982838 |
11 | 3655a162 |
12 | 1b52b3b2 |
13 | 11663a83 |
14 | 9419d42 |
15 | 62259c8 |
hex | 42bda76 |
69982838 has 4 divisors (see below), whose sum is σ = 104974260. Its totient is φ = 34991418.
The previous prime is 69982831. The next prime is 69982849. The reversal of 69982838 is 83828996.
It is a semiprime because it is the product of two primes.
It is a super-2 number, since 2×699828382 = 9795195229068488, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 69982838.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (69982831) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17495708 + ... + 17495711.
It is an arithmetic number, because the mean of its divisors is an integer number (26243565).
Almost surely, 269982838 is an apocalyptic number.
69982838 is a deficient number, since it is larger than the sum of its proper divisors (34991422).
69982838 is a wasteful number, since it uses less digits than its factorization.
69982838 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34991421.
The product of its digits is 1492992, while the sum is 53.
The square root of 69982838 is about 8365.5745767999. The cubic root of 69982838 is about 412.0948465145.
The spelling of 69982838 in words is "sixty-nine million, nine hundred eighty-two thousand, eight hundred thirty-eight".
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