Base | Representation |
---|---|
bin | 110011000001… |
… | …110110110001 |
3 | 221011121201102 |
4 | 303001312301 |
5 | 11411030240 |
6 | 1154414145 |
7 | 221462561 |
oct | 63016661 |
9 | 27147642 |
10 | 13376945 |
11 | 760732a |
12 | 4591355 |
13 | 2a0496a |
14 | 1ac2da1 |
15 | 1293815 |
hex | cc1db1 |
13376945 has 8 divisors (see below), whose sum is σ = 16211880. Its totient is φ = 10595200.
The previous prime is 13376941. The next prime is 13376953. The reversal of 13376945 is 54967331.
It is a happy number.
13376945 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 2768896 + 10608049 = 1664^2 + 3257^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13376945 - 22 = 13376941 is a prime.
It is a super-3 number, since 3×133769453 (a number of 22 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 13376899 and 13376908.
It is not an unprimeable number, because it can be changed into a prime (13376941) 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, 12740 + ... + 13749.
It is an arithmetic number, because the mean of its divisors is an integer number (2026485).
Almost surely, 213376945 is an apocalyptic number.
It is an amenable number.
13376945 is a deficient number, since it is larger than the sum of its proper divisors (2834935).
13376945 is a wasteful number, since it uses less digits than its factorization.
13376945 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26595.
The product of its digits is 68040, while the sum is 38.
The square root of 13376945 is about 3657.4506148409. The cubic root of 13376945 is about 237.3844756719.
The spelling of 13376945 in words is "thirteen million, three hundred seventy-six thousand, nine hundred forty-five".
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