Base | Representation |
---|---|
bin | 10001000011011001001010… |
… | …101000010010111011010010 |
3 | 100211112221000221011112201101 |
4 | 101003121022220102323102 |
5 | 34312244420034000033 |
6 | 423302302214255014 |
7 | 21540366124633141 |
oct | 2103311250227322 |
9 | 324487027145641 |
10 | 74999971000018 |
11 | 21996344425559 |
12 | 84b35b665746a |
13 | 32b060ba861cc |
14 | 147403741d758 |
15 | 8a0dc48d997d |
hex | 44364aa12ed2 |
74999971000018 has 16 divisors (see below), whose sum is σ = 113065881163200. Its totient is φ = 37311345940176.
The previous prime is 74999970999953. The next prime is 74999971000021. The reversal of 74999971000018 is 81000017999947.
It is a super-3 number, since 3×749999710000183 (a number of 43 digits) contains 333 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, 100476180 + ... + 101219872.
It is an arithmetic number, because the mean of its divisors is an integer number (7066617572700).
Almost surely, 274999971000018 is an apocalyptic number.
74999971000018 is a deficient number, since it is larger than the sum of its proper divisors (38065910163182).
74999971000018 is a wasteful number, since it uses less digits than its factorization.
74999971000018 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 997281.
The product of its (nonzero) digits is 10287648, while the sum is 64.
The spelling of 74999971000018 in words is "seventy-four trillion, nine hundred ninety-nine billion, nine hundred seventy-one million, eighteen", and thus it is an aban number.
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