Base | Representation |
---|---|
bin | 1011011100100010… |
… | …0011011000011101 |
3 | 21221010101210001200 |
4 | 2313020203120131 |
5 | 22243023110410 |
6 | 1224513430113 |
7 | 136065405036 |
oct | 26710433035 |
9 | 7833353050 |
10 | 3072472605 |
11 | 1337370164 |
12 | 718b6b339 |
13 | 39c70a637 |
14 | 2120ada8d |
15 | 12eb0c3c0 |
hex | b722361d |
3072472605 has 18 divisors (see below), whose sum is σ = 5326263774. Its totient is φ = 1638453744.
The previous prime is 3072472591. The next prime is 3072472607. The reversal of 3072472605 is 5062742703.
It is a happy number.
3072472605 is a `hidden beast` number, since 3 + 0 + 7 + 2 + 47 + 2 + 605 = 666.
3072472605 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 2457978084 + 614494521 = 49578^2 + 24789^2 .
It is not a de Polignac number, because 3072472605 - 210 = 3072471581 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 3072472605.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3072472607) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 367704 + ... + 375966.
It is an arithmetic number, because the mean of its divisors is an integer number (295903543).
Almost surely, 23072472605 is an apocalyptic number.
It is an amenable number.
3072472605 is a deficient number, since it is larger than the sum of its proper divisors (2253791169).
3072472605 is an frugal number, since it uses more digits than its factorization.
3072472605 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16537 (or 8271 counting only the distinct ones).
The product of its (nonzero) digits is 70560, while the sum is 36.
The square root of 3072472605 is about 55429.8890942423. The cubic root of 3072472605 is about 1453.7710173423.
The spelling of 3072472605 in words is "three billion, seventy-two million, four hundred seventy-two thousand, six hundred five".
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