Base | Representation |
---|---|
bin | 101111100000011011… |
… | …1011101011111100111 |
3 | 100202022221122120210020 |
4 | 1133000313131133213 |
5 | 3132414110341012 |
6 | 114511202530223 |
7 | 10241102536224 |
oct | 1370067353747 |
9 | 322287576706 |
10 | 102020012007 |
11 | 3a2a2701011 |
12 | 17932366973 |
13 | 980b172814 |
14 | 4d1b44894b |
15 | 29c1751a8c |
hex | 17c0ddd7e7 |
102020012007 has 4 divisors (see below), whose sum is σ = 136026682680. Its totient is φ = 68013341336.
The previous prime is 102020011969. The next prime is 102020012089. The reversal of 102020012007 is 700210020201.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 102020012007 - 216 = 102019946471 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102020012407) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17003335332 + ... + 17003335337.
It is an arithmetic number, because the mean of its divisors is an integer number (34006670670).
Almost surely, 2102020012007 is an apocalyptic number.
102020012007 is a deficient number, since it is larger than the sum of its proper divisors (34006670673).
102020012007 is an equidigital number, since it uses as much as digits as its factorization.
102020012007 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34006670672.
The product of its (nonzero) digits is 56, while the sum is 15.
Adding to 102020012007 its reverse (700210020201), we get a palindrome (802230032208).
The spelling of 102020012007 in words is "one hundred two billion, twenty million, twelve thousand, seven".
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