Base | Representation |
---|---|
bin | 1000100001100000101110… |
… | …11000010110001011101110 |
3 | 2110100212120202210020002112 |
4 | 10100300113120112023232 |
5 | 4424043423130204110 |
6 | 103510412102524022 |
7 | 3643116420215435 |
oct | 420602730261356 |
9 | 73325522706075 |
10 | 18743629538030 |
11 | 5a771462575a1 |
12 | 2128783736612 |
13 | a5c6941c18b7 |
14 | 48b2a731c11c |
15 | 2278713e1405 |
hex | 110c176162ee |
18743629538030 has 32 divisors (see below), whose sum is σ = 34436166846624. Its totient is φ = 7342924640896.
The previous prime is 18743629538027. The next prime is 18743629538059. The reversal of 18743629538030 is 3083592634781.
It is a happy number.
It is a super-2 number, since 2×187436295380302 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31109549 + ... + 31706328.
It is an arithmetic number, because the mean of its divisors is an integer number (1076130213957).
It is a 1-persistent number, because it is pandigital, but 2⋅18743629538030 = 37487259076060 is not.
Almost surely, 218743629538030 is an apocalyptic number.
18743629538030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
18743629538030 is a deficient number, since it is larger than the sum of its proper divisors (15692537308594).
18743629538030 is a wasteful number, since it uses less digits than its factorization.
18743629538030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 62816500.
The product of its (nonzero) digits is 26127360, while the sum is 59.
The spelling of 18743629538030 in words is "eighteen trillion, seven hundred forty-three billion, six hundred twenty-nine million, five hundred thirty-eight thousand, thirty".
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