Base | Representation |
---|---|
bin | 1110110011101010… |
… | …0101010011110011 |
3 | 101021000020202022112 |
4 | 3230322211103303 |
5 | 31120020431042 |
6 | 1454225155535 |
7 | 200333034212 |
oct | 35472452363 |
9 | 11230222275 |
10 | 3974780147 |
11 | 175a729178 |
12 | 92b18bbab |
13 | 4b4631420 |
14 | 299c6b079 |
15 | 183e42982 |
hex | ecea54f3 |
3974780147 has 8 divisors (see below), whose sum is σ = 4307799216. Its totient is φ = 3645656352.
The previous prime is 3974780141. The next prime is 3974780233. The reversal of 3974780147 is 7410874793.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 3974780147 - 224 = 3958002931 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3974780095 and 3974780104.
It is not an unprimeable number, because it can be changed into a prime (3974780141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 971693 + ... + 975774.
It is an arithmetic number, because the mean of its divisors is an integer number (538474902).
Almost surely, 23974780147 is an apocalyptic number.
3974780147 is a deficient number, since it is larger than the sum of its proper divisors (333019069).
3974780147 is a wasteful number, since it uses less digits than its factorization.
3974780147 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1947637.
The product of its (nonzero) digits is 1185408, while the sum is 50.
The square root of 3974780147 is about 63045.8574927806. The cubic root of 3974780147 is about 1584.0578474000.
The spelling of 3974780147 in words is "three billion, nine hundred seventy-four million, seven hundred eighty thousand, one hundred forty-seven".
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