Base | Representation |
---|---|
bin | 1110110101010101… |
… | …0101010001110101 |
3 | 101021111110000021121 |
4 | 3231111111101311 |
5 | 31123314323443 |
6 | 1455035343541 |
7 | 200446451056 |
oct | 35525252165 |
9 | 11244400247 |
10 | 3981792373 |
11 | 17636885a9 |
12 | 9315b1bb1 |
13 | 4b5c18080 |
14 | 29ab7472d |
15 | 18487a4ed |
hex | ed555475 |
3981792373 has 8 divisors (see below), whose sum is σ = 4346826008. Its totient is φ = 3625150464.
The previous prime is 3981792371. The next prime is 3981792383. The reversal of 3981792373 is 3732971893.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 380952324 + 3600840049 = 19518^2 + 60007^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 3981792373 - 21 = 3981792371 is a prime.
It is a super-2 number, since 2×39817923732 = 31709341003361942258, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 3981792373.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3981792371) 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, 2096940 + ... + 2098837.
It is an arithmetic number, because the mean of its divisors is an integer number (543353251).
Almost surely, 23981792373 is an apocalyptic number.
It is an amenable number.
3981792373 is a deficient number, since it is larger than the sum of its proper divisors (365033635).
3981792373 is a wasteful number, since it uses less digits than its factorization.
3981792373 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4195863.
The product of its digits is 1714608, while the sum is 52.
The square root of 3981792373 is about 63101.4450943875. The cubic root of 3981792373 is about 1584.9888209861.
The spelling of 3981792373 in words is "three billion, nine hundred eighty-one million, seven hundred ninety-two thousand, three hundred seventy-three".
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