Base | Representation |
---|---|
bin | 111111011110111… |
… | …1000011111110111 |
3 | 12111110020220101212 |
4 | 1332331320133313 |
5 | 13330304321130 |
6 | 551212312035 |
7 | 103533662660 |
oct | 17675703767 |
9 | 5443226355 |
10 | 2130151415 |
11 | 9a3462317 |
12 | 4b547261b |
13 | 27c416a32 |
14 | 162c98367 |
15 | c7020e95 |
hex | 7ef787f7 |
2130151415 has 32 divisors (see below), whose sum is σ = 3038424576. Its totient is φ = 1403256960.
The previous prime is 2130151411. The next prime is 2130151421. The reversal of 2130151415 is 5141510312.
It is not a de Polignac number, because 2130151415 - 22 = 2130151411 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2130151411) 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, 80204 + ... + 103406.
It is an arithmetic number, because the mean of its divisors is an integer number (94950768).
Almost surely, 22130151415 is an apocalyptic number.
2130151415 is a deficient number, since it is larger than the sum of its proper divisors (908273161).
2130151415 is a wasteful number, since it uses less digits than its factorization.
2130151415 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23319.
The product of its (nonzero) digits is 600, while the sum is 23.
The square root of 2130151415 is about 46153.5634052237. The cubic root of 2130151415 is about 1286.6788384294.
Adding to 2130151415 its reverse (5141510312), we get a palindrome (7271661727).
The spelling of 2130151415 in words is "two billion, one hundred thirty million, one hundred fifty-one thousand, four hundred fifteen".
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