Base | Representation |
---|---|
bin | 11100111001101001… |
… | …110011101101100110 |
3 | 2222002200020120021022 |
4 | 130321221303231212 |
5 | 1002023200011402 |
6 | 22131140051142 |
7 | 2146000630541 |
oct | 347151635546 |
9 | 88080216238 |
10 | 31032032102 |
11 | 12184856025 |
12 | 6020693ab2 |
13 | 2c07139196 |
14 | 1705533858 |
15 | c195362a2 |
hex | 739a73b66 |
31032032102 has 16 divisors (see below), whose sum is σ = 47091553200. Its totient is φ = 15334999680.
The previous prime is 31032032099. The next prime is 31032032177. The reversal of 31032032102 is 20123023013.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 385274 + ... + 458802.
It is an arithmetic number, because the mean of its divisors is an integer number (2943222075).
Almost surely, 231032032102 is an apocalyptic number.
31032032102 is a deficient number, since it is larger than the sum of its proper divisors (16059521098).
31032032102 is a wasteful number, since it uses less digits than its factorization.
31032032102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 75991.
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 31032032102 its reverse (20123023013), we get a palindrome (51155055115).
The spelling of 31032032102 in words is "thirty-one billion, thirty-two million, thirty-two thousand, one hundred two".
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