Base | Representation |
---|---|
bin | 1110110011000111… |
… | …0001010111101001 |
3 | 101020211220101201202 |
4 | 3230301301113221 |
5 | 31113423021444 |
6 | 1454103453545 |
7 | 200304303626 |
oct | 35461612751 |
9 | 11224811652 |
10 | 3972470249 |
11 | 17593a0770 |
12 | 92a4572b5 |
13 | 4b4002c17 |
14 | 29982934d |
15 | 183b3834e |
hex | ecc715e9 |
3972470249 has 16 divisors (see below), whose sum is σ = 4365518976. Its totient is φ = 3584803200.
The previous prime is 3972470219. The next prime is 3972470251. The reversal of 3972470249 is 9420742793.
3972470249 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 3972470249 - 212 = 3972466153 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3972470219) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2425859 + ... + 2427495.
It is an arithmetic number, because the mean of its divisors is an integer number (272844936).
Almost surely, 23972470249 is an apocalyptic number.
It is an amenable number.
3972470249 is a deficient number, since it is larger than the sum of its proper divisors (393048727).
3972470249 is a wasteful number, since it uses less digits than its factorization.
3972470249 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3136.
The product of its (nonzero) digits is 762048, while the sum is 47.
The square root of 3972470249 is about 63027.5356411783. The cubic root of 3972470249 is about 1583.7509355755.
The spelling of 3972470249 in words is "three billion, nine hundred seventy-two million, four hundred seventy thousand, two hundred forty-nine".
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