Base | Representation |
---|---|
bin | 10010111010001010… |
… | …001100011111110010 |
3 | 1221101221212112202022 |
4 | 102322022030133302 |
5 | 313040043311421 |
6 | 13154353551442 |
7 | 1316062351664 |
oct | 227212143762 |
9 | 57357775668 |
10 | 20303103986 |
11 | 8679633590 |
12 | 3b27575582 |
13 | 1bb74214c9 |
14 | da8666534 |
15 | 7dc68e7ab |
hex | 4ba28c7f2 |
20303103986 has 16 divisors (see below), whose sum is σ = 34368891840. Its totient is φ = 8910452880.
The previous prime is 20303103983. The next prime is 20303104033. The reversal of 20303103986 is 68930130302.
It is not an unprimeable number, because it can be changed into a prime (20303103983) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15910886 + ... + 15912161.
It is an arithmetic number, because the mean of its divisors is an integer number (2148055740).
Almost surely, 220303103986 is an apocalyptic number.
20303103986 is a deficient number, since it is larger than the sum of its proper divisors (14065787854).
20303103986 is a wasteful number, since it uses less digits than its factorization.
20303103986 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31823089.
The product of its (nonzero) digits is 23328, while the sum is 35.
The spelling of 20303103986 in words is "twenty billion, three hundred three million, one hundred three thousand, nine hundred eighty-six".
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