Base | Representation |
---|---|
bin | 10010000001001… |
… | …00100101101000 |
3 | 101112101221200212 |
4 | 21000210211220 |
5 | 302143113213 |
6 | 22555320252 |
7 | 3513465263 |
oct | 1100444550 |
9 | 345357625 |
10 | 151144808 |
11 | 78354371 |
12 | 42750088 |
13 | 2540ccc9 |
14 | 16105cda |
15 | d4089a8 |
hex | 9024968 |
151144808 has 8 divisors (see below), whose sum is σ = 283396530. Its totient is φ = 75572400.
The previous prime is 151144801. The next prime is 151144823. The reversal of 151144808 is 808441151.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 148888804 + 2256004 = 12202^2 + 1502^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is not an unprimeable number, because it can be changed into a prime (151144801) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9446543 + ... + 9446558.
Almost surely, 2151144808 is an apocalyptic number.
It is an amenable number.
151144808 is a deficient number, since it is larger than the sum of its proper divisors (132251722).
151144808 is a wasteful number, since it uses less digits than its factorization.
151144808 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18893107 (or 18893103 counting only the distinct ones).
The product of its (nonzero) digits is 5120, while the sum is 32.
The square root of 151144808 is about 12294.0964694442. The cubic root of 151144808 is about 532.6775714667.
Adding to 151144808 its reverse (808441151), we get a palindrome (959585959).
The spelling of 151144808 in words is "one hundred fifty-one million, one hundred forty-four thousand, eight hundred eight".
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