Base | Representation |
---|---|
bin | 10001100010101… |
… | …00100100011101 |
3 | 101020212211210021 |
4 | 20301110210131 |
5 | 300132201122 |
6 | 22333512141 |
7 | 3434505052 |
oct | 1061244435 |
9 | 336784707 |
10 | 147147037 |
11 | 76073824 |
12 | 41342651 |
13 | 2464046b |
14 | 15785029 |
15 | cdb91c7 |
hex | 8c5491d |
147147037 has 4 divisors (see below), whose sum is σ = 147392476. Its totient is φ = 146901600.
The previous prime is 147147023. The next prime is 147147041. The reversal of 147147037 is 730741741.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 730741741 = 211 ⋅3463231.
It can be written as a sum of positive squares in 2 ways, for example, as 73633561 + 73513476 = 8581^2 + 8574^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-147147037 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 147146993 and 147147011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (147147017) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121818 + ... + 123019.
It is an arithmetic number, because the mean of its divisors is an integer number (36848119).
Almost surely, 2147147037 is an apocalyptic number.
147147037 is the 7004-th hex number.
It is an amenable number.
147147037 is a deficient number, since it is larger than the sum of its proper divisors (245439).
147147037 is an equidigital number, since it uses as much as digits as its factorization.
147147037 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 245438.
The product of its (nonzero) digits is 16464, while the sum is 34.
The square root of 147147037 is about 12130.4178411133. The cubic root of 147147037 is about 527.9391155022.
Adding to 147147037 its reverse (730741741), we get a palindrome (877888778).
The spelling of 147147037 in words is "one hundred forty-seven million, one hundred forty-seven thousand, thirty-seven".
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