Base | Representation |
---|---|
bin | 1000110100011101001… |
… | …1011000110110001101 |
3 | 112111002200211121202220 |
4 | 2031013103120312031 |
5 | 4440303122321310 |
6 | 153335110005553 |
7 | 13642544525406 |
oct | 2150723306615 |
9 | 474080747686 |
10 | 151520120205 |
11 | 59294180a43 |
12 | 254479468b9 |
13 | 1139949777c |
14 | 74956109ad |
15 | 3e1c2a0670 |
hex | 23474d8d8d |
151520120205 has 16 divisors (see below), whose sum is σ = 245753183040. Its totient is φ = 79703733888.
The previous prime is 151520120201. The next prime is 151520120207. The reversal of 151520120205 is 502021025151.
151520120205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 151520120205 - 22 = 151520120201 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (151520120201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69186175 + ... + 69188364.
It is an arithmetic number, because the mean of its divisors is an integer number (15359573940).
Almost surely, 2151520120205 is an apocalyptic number.
151520120205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
151520120205 is a deficient number, since it is larger than the sum of its proper divisors (94233062835).
151520120205 is a wasteful number, since it uses less digits than its factorization.
151520120205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 138374620.
The product of its (nonzero) digits is 1000, while the sum is 24.
Adding to 151520120205 its reverse (502021025151), we get a palindrome (653541145356).
The spelling of 151520120205 in words is "one hundred fifty-one billion, five hundred twenty million, one hundred twenty thousand, two hundred five".
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