Base | Representation |
---|---|
bin | 111001111000010… |
… | …1010000000100010 |
3 | 12000100110200010012 |
4 | 1303300222000202 |
5 | 12434141303233 |
6 | 520414404522 |
7 | 66061605431 |
oct | 16360520042 |
9 | 5010420105 |
10 | 1942134818 |
11 | 9073146a8 |
12 | 462500742 |
13 | 24c497000 |
14 | 145d15118 |
15 | b5782548 |
hex | 73c2a022 |
1942134818 has 64 divisors (see below), whose sum is σ = 3405494400. Its totient is φ = 827910720.
The previous prime is 1942134811. The next prime is 1942134823. The reversal of 1942134818 is 8184312491.
It is a super-3 number, since 3×19421348183 (a number of 29 digits) contains 333 as substring.
It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1942134811) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3589628 + ... + 3590168.
It is an arithmetic number, because the mean of its divisors is an integer number (53210850).
Almost surely, 21942134818 is an apocalyptic number.
1942134818 is a deficient number, since it is larger than the sum of its proper divisors (1463359582).
1942134818 is a wasteful number, since it uses less digits than its factorization.
1942134818 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 644 (or 618 counting only the distinct ones).
The product of its digits is 55296, while the sum is 41.
The square root of 1942134818 is about 44069.6587007433. The cubic root of 1942134818 is about 1247.6510164260.
The spelling of 1942134818 in words is "one billion, nine hundred forty-two million, one hundred thirty-four thousand, eight hundred eighteen".
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