Base | Representation |
---|---|
bin | 101000001100011… |
… | …1101110111100001 |
3 | 10110222212011222001 |
4 | 1100120331313201 |
5 | 10230233102040 |
6 | 341455444001 |
7 | 45264643351 |
oct | 12030756741 |
9 | 3428764861 |
10 | 1348722145 |
11 | 632355a01 |
12 | 317826601 |
13 | 186566854 |
14 | cb1a4b61 |
15 | 7d61659a |
hex | 5063dde1 |
1348722145 has 16 divisors (see below), whose sum is σ = 1629609408. Its totient is φ = 1071576000.
The previous prime is 1348722107. The next prime is 1348722157. The reversal of 1348722145 is 5412278431.
It is not a de Polignac number, because 1348722145 - 219 = 1348197857 is a prime.
It is a Duffinian number.
Its product of digits (53760) is a multiple of the sum of its prime divisors (3360).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 496882 + ... + 499588.
It is an arithmetic number, because the mean of its divisors is an integer number (101850588).
Almost surely, 21348722145 is an apocalyptic number.
It is an amenable number.
1348722145 is a deficient number, since it is larger than the sum of its proper divisors (280887263).
1348722145 is a wasteful number, since it uses less digits than its factorization.
1348722145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3360.
The product of its digits is 53760, while the sum is 37.
The square root of 1348722145 is about 36724.9526207999. The cubic root of 1348722145 is about 1104.8606240950.
The spelling of 1348722145 in words is "one billion, three hundred forty-eight million, seven hundred twenty-two thousand, one hundred forty-five".
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