Base | Representation |
---|---|
bin | 10001111010001… |
… | …10101101110101 |
3 | 101110200210002002 |
4 | 20331012231311 |
5 | 301430023041 |
6 | 22524025045 |
7 | 3502661615 |
oct | 1075065565 |
9 | 343623062 |
10 | 150236021 |
11 | 77893601 |
12 | 42392185 |
13 | 25182470 |
14 | 15d4aa45 |
15 | d2c959b |
hex | 8f46b75 |
150236021 has 32 divisors (see below), whose sum is σ = 185391360. Its totient is φ = 120185856.
The previous prime is 150236003. The next prime is 150236027. The reversal of 150236021 is 120632051.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-150236021 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 150235984 and 150236002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (150236027) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 154880 + ... + 155846.
It is an arithmetic number, because the mean of its divisors is an integer number (5793480).
Almost surely, 2150236021 is an apocalyptic number.
It is an amenable number.
150236021 is a deficient number, since it is larger than the sum of its proper divisors (35155339).
150236021 is a wasteful number, since it uses less digits than its factorization.
150236021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1053.
The product of its (nonzero) digits is 360, while the sum is 20.
The square root of 150236021 is about 12257.0804435640. The cubic root of 150236021 is about 531.6078160419.
Adding to 150236021 its reverse (120632051), we get a palindrome (270868072).
The spelling of 150236021 in words is "one hundred fifty million, two hundred thirty-six thousand, twenty-one".
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