Base | Representation |
---|---|
bin | 10001010010110… |
… | …11011101010001 |
3 | 101002222201201212 |
4 | 20221123131101 |
5 | 244114444342 |
6 | 22221305505 |
7 | 3411100133 |
oct | 1051333521 |
9 | 332881655 |
10 | 145078097 |
11 | 7499035a |
12 | 40705295 |
13 | 24097838 |
14 | 153a7053 |
15 | cb0b182 |
hex | 8a5b751 |
145078097 has 8 divisors (see below), whose sum is σ = 150344040. Its totient is φ = 139829760.
The previous prime is 145078093. The next prime is 145078103. The reversal of 145078097 is 790870541.
145078097 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 92416 + 144985681 = 304^2 + 12041^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 145078097 - 22 = 145078093 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (145078093) 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, 13697 + ... + 21857.
It is an arithmetic number, because the mean of its divisors is an integer number (18793005).
Almost surely, 2145078097 is an apocalyptic number.
It is an amenable number.
145078097 is a deficient number, since it is larger than the sum of its proper divisors (5265943).
145078097 is an equidigital number, since it uses as much as digits as its factorization.
145078097 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8803.
The product of its (nonzero) digits is 70560, while the sum is 41.
The square root of 145078097 is about 12044.8369436867. The cubic root of 145078097 is about 525.4530897351.
The spelling of 145078097 in words is "one hundred forty-five million, seventy-eight thousand, ninety-seven".
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