Base | Representation |
---|---|
bin | 1100110010010… |
… | …00101101000001 |
3 | 21110210222211111 |
4 | 12121020231001 |
5 | 204424040140 |
6 | 14350443321 |
7 | 2441426431 |
oct | 631105501 |
9 | 243728744 |
10 | 107252545 |
11 | 555a5474 |
12 | 2bb03541 |
13 | 192b295a |
14 | 1035c2c1 |
15 | 96387ea |
hex | 6648b41 |
107252545 has 4 divisors (see below), whose sum is σ = 128703060. Its totient is φ = 85802032.
The previous prime is 107252521. The next prime is 107252569. The reversal of 107252545 is 545252701.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 545252701 = 7 ⋅77893243.
It is an interprime number because it is at equal distance from previous prime (107252521) and next prime (107252569).
It can be written as a sum of positive squares in 2 ways, for example, as 26378496 + 80874049 = 5136^2 + 8993^2 .
It is a cyclic number.
It is not a de Polignac number, because 107252545 - 27 = 107252417 is a prime.
It is a super-3 number, since 3×1072525453 (a number of 25 digits) contains 333 as substring.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is an alternating number because its digits alternate between odd and even.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10725250 + ... + 10725259.
It is an arithmetic number, because the mean of its divisors is an integer number (32175765).
Almost surely, 2107252545 is an apocalyptic number.
It is an amenable number.
107252545 is a deficient number, since it is larger than the sum of its proper divisors (21450515).
107252545 is an equidigital number, since it uses as much as digits as its factorization.
107252545 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21450514.
The product of its (nonzero) digits is 14000, while the sum is 31.
The square root of 107252545 is about 10356.2804616329. The cubic root of 107252545 is about 475.1191501650.
The spelling of 107252545 in words is "one hundred seven million, two hundred fifty-two thousand, five hundred forty-five".
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