Base | Representation |
---|---|
bin | 101111100000110000… |
… | …1011000000111010111 |
3 | 100202100201022211111210 |
4 | 1133001201120013113 |
5 | 3132424414000043 |
6 | 114512234232503 |
7 | 10241265122241 |
oct | 1370141300727 |
9 | 322321284453 |
10 | 102031000023 |
11 | 3a2a8926517 |
12 | 17935b85733 |
13 | 981051bcc4 |
14 | 4d1caa9091 |
15 | 29c26c2633 |
hex | 17c18581d7 |
102031000023 has 8 divisors (see below), whose sum is σ = 136251600768. Its totient is φ = 67915532984.
The previous prime is 102031000013. The next prime is 102031000067. The reversal of 102031000023 is 320000130201.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 102031000023 - 25 = 102030999991 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 102030999972 and 102031000008.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (102031000013) 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, 26281161 + ... + 26285042.
It is an arithmetic number, because the mean of its divisors is an integer number (17031450096).
Almost surely, 2102031000023 is an apocalyptic number.
102031000023 is a deficient number, since it is larger than the sum of its proper divisors (34220600745).
102031000023 is an equidigital number, since it uses as much as digits as its factorization.
102031000023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52566853.
The product of its (nonzero) digits is 36, while the sum is 12.
Adding to 102031000023 its reverse (320000130201), we get a palindrome (422031130224).
The spelling of 102031000023 in words is "one hundred two billion, thirty-one million, twenty-three", and thus it is an aban number.
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