Base | Representation |
---|---|
bin | 110010000110111… |
… | …1011101110100000 |
3 | 11100011210122200021 |
4 | 1210031323232200 |
5 | 11420412432422 |
6 | 434501403224 |
7 | 56444305225 |
oct | 14415735640 |
9 | 4304718607 |
10 | 1681374112 |
11 | 793101290 |
12 | 3ab109514 |
13 | 20a457732 |
14 | 11d43794c |
15 | 9c924dc7 |
hex | 6437bba0 |
1681374112 has 48 divisors (see below), whose sum is σ = 3665081952. Its totient is φ = 752843520.
The previous prime is 1681374109. The next prime is 1681374113. The reversal of 1681374112 is 2114731861.
It is not an unprimeable number, because it can be changed into a prime (1681374113) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12063 + ... + 59230.
It is an arithmetic number, because the mean of its divisors is an integer number (76355874).
Almost surely, 21681374112 is an apocalyptic number.
It is an amenable number.
1681374112 is an abundant number, since it is smaller than the sum of its proper divisors (1983707840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1681374112 is a wasteful number, since it uses less digits than its factorization.
1681374112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71381 (or 71373 counting only the distinct ones).
The product of its digits is 8064, while the sum is 34.
The square root of 1681374112 is about 41004.5620876507. The cubic root of 1681374112 is about 1189.1084139123.
The spelling of 1681374112 in words is "one billion, six hundred eighty-one million, three hundred seventy-four thousand, one hundred twelve".
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