Base | Representation |
---|---|
bin | 10010110010011101… |
… | …101101001000100000 |
3 | 1221001221221102022002 |
4 | 102302131231020200 |
5 | 312304021010142 |
6 | 13133502503132 |
7 | 1312634114330 |
oct | 226235551040 |
9 | 57057842262 |
10 | 20174000672 |
11 | 8612774331 |
12 | 3ab0294aa8 |
13 | 1b9675ac07 |
14 | d9545b0c0 |
15 | 7d118ba32 |
hex | 4b276d220 |
20174000672 has 48 divisors (see below), whose sum is σ = 47365057152. Its totient is φ = 8270085120.
The previous prime is 20174000659. The next prime is 20174000683. The reversal of 20174000672 is 27600047102.
It is a super-2 number, since 2×201740006722 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1952729 + ... + 1963032.
It is an arithmetic number, because the mean of its divisors is an integer number (986772024).
Almost surely, 220174000672 is an apocalyptic number.
It is an amenable number.
20174000672 is an abundant number, since it is smaller than the sum of its proper divisors (27191056480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20174000672 is a wasteful number, since it uses less digits than its factorization.
20174000672 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3915801 (or 3915793 counting only the distinct ones).
The product of its (nonzero) digits is 4704, while the sum is 29.
Adding to 20174000672 its reverse (27600047102), we get a palindrome (47774047774).
The spelling of 20174000672 in words is "twenty billion, one hundred seventy-four million, six hundred seventy-two", and thus it is an aban number.
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