Base | Representation |
---|---|
bin | 100110110111… |
… | …0001101001000 |
3 | 1102100010100100 |
4 | 1031232031020 |
5 | 20203434334 |
6 | 2004405400 |
7 | 335115264 |
oct | 115561510 |
9 | 42303310 |
10 | 20374344 |
11 | 10556601 |
12 | 69a6860 |
13 | 42b4933 |
14 | 29c50a4 |
15 | 1bc6c99 |
hex | 136e348 |
20374344 has 24 divisors (see below), whose sum is σ = 55180710. Its totient is φ = 6791424.
The previous prime is 20374339. The next prime is 20374351. The reversal of 20374344 is 44347302.
It can be written as a sum of positive squares in only one way, i.e., 12320100 + 8054244 = 3510^2 + 2838^2 .
It is a tau number, because it is divible by the number of its divisors (24).
It is a super-2 number, since 2×203743442 = 830227786860672, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 141417 + ... + 141560.
Almost surely, 220374344 is an apocalyptic number.
20374344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
20374344 is an abundant number, since it is smaller than the sum of its proper divisors (34806366).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20374344 is a wasteful number, since it uses less digits than its factorization.
20374344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 282989 (or 282982 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 27.
The square root of 20374344 is about 4513.7948557727. The cubic root of 20374344 is about 273.1248472962.
It can be divided in two parts, 203 and 74344, that added together give a palindrome (74547).
The spelling of 20374344 in words is "twenty million, three hundred seventy-four thousand, three hundred forty-four".
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