Base | Representation |
---|---|
bin | 10110111010011001… |
… | …00110000101111111 |
3 | 1011202021111121012212 |
4 | 23131030212011333 |
5 | 200143024013322 |
6 | 5352341051035 |
7 | 613554532634 |
oct | 133514460577 |
9 | 34667447185 |
10 | 12301001087 |
11 | 524265a201 |
12 | 24736b6a7b |
13 | 121062318b |
14 | 8499b218b |
15 | 4bedcb0e2 |
hex | 2dd32617f |
12301001087 has 2 divisors, whose sum is σ = 12301001088. Its totient is φ = 12301001086.
The previous prime is 12301001057. The next prime is 12301001113. The reversal of 12301001087 is 78010010321.
It is a happy number.
It is a strong prime.
It is an emirp because it is prime and its reverse (78010010321) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 12301001087 - 212 = 12300996991 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (12301001057) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6150500543 + 6150500544.
It is an arithmetic number, because the mean of its divisors is an integer number (6150500544).
Almost surely, 212301001087 is an apocalyptic number.
12301001087 is a deficient number, since it is larger than the sum of its proper divisors (1).
12301001087 is an equidigital number, since it uses as much as digits as its factorization.
12301001087 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 336, while the sum is 23.
The spelling of 12301001087 in words is "twelve billion, three hundred one million, one thousand, eighty-seven".
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