Base | Representation |
---|---|
bin | 10001100110111010011101… |
… | …01111000101110111010111 |
3 | 12002002122020211000011112221 |
4 | 20303131032233011313113 |
5 | 20033343440443003304 |
6 | 214203532451323211 |
7 | 11104313606150131 |
oct | 1063351657056727 |
9 | 162078224004487 |
10 | 38720451141079 |
11 | 11379284257974 |
12 | 44143488b0507 |
13 | 187b427484146 |
14 | 97c1190d0051 |
15 | 47231b479054 |
hex | 23374ebc5dd7 |
38720451141079 has 16 divisors (see below), whose sum is σ = 39071205946080. Its totient is φ = 38370543943680.
The previous prime is 38720451141059. The next prime is 38720451141091. The reversal of 38720451141079 is 97014115402783.
It is a cyclic number.
It is not a de Polignac number, because 38720451141079 - 231 = 38718303657431 is a prime.
It is a super-2 number, since 2×387204511410792 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (38720451141059) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1228697827 + ... + 1228729339.
It is an arithmetic number, because the mean of its divisors is an integer number (2441950371630).
Almost surely, 238720451141079 is an apocalyptic number.
38720451141079 is a deficient number, since it is larger than the sum of its proper divisors (350754805001).
38720451141079 is a wasteful number, since it uses less digits than its factorization.
38720451141079 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44610.
The product of its (nonzero) digits is 1693440, while the sum is 52.
The spelling of 38720451141079 in words is "thirty-eight trillion, seven hundred twenty billion, four hundred fifty-one million, one hundred forty-one thousand, seventy-nine".
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