Base | Representation |
---|---|
bin | 1010000010001011… |
… | …0101011101001001 |
3 | 20221201021021201220 |
4 | 2200202311131021 |
5 | 21004013031114 |
6 | 1123134432253 |
7 | 123514154025 |
oct | 24042653511 |
9 | 6851237656 |
10 | 2693486409 |
11 | 1162448229 |
12 | 632062689 |
13 | 33c045a53 |
14 | 1b7a19385 |
15 | 10b6ea0a9 |
hex | a08b5749 |
2693486409 has 8 divisors (see below), whose sum is σ = 3802569120. Its totient is φ = 1690030656.
The previous prime is 2693486401. The next prime is 2693486449. The reversal of 2693486409 is 9046843962.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2693486409 - 23 = 2693486401 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (51), and also a Moran number because the ratio is a prime number: 52813459 = 2693486409 / (2 + 6 + 9 + 3 + 4 + 8 + 6 + 4 + 0 + 9).
It is not an unprimeable number, because it can be changed into a prime (2693486401) 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, 26406679 + ... + 26406780.
It is an arithmetic number, because the mean of its divisors is an integer number (475321140).
Almost surely, 22693486409 is an apocalyptic number.
It is an amenable number.
2693486409 is a deficient number, since it is larger than the sum of its proper divisors (1109082711).
2693486409 is a wasteful number, since it uses less digits than its factorization.
2693486409 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52813479.
The product of its (nonzero) digits is 2239488, while the sum is 51.
The square root of 2693486409 is about 51898.8093216020. The cubic root of 2693486409 is about 1391.3559924543.
The spelling of 2693486409 in words is "two billion, six hundred ninety-three million, four hundred eighty-six thousand, four hundred nine".
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