Base | Representation |
---|---|
bin | 110000000001100010… |
… | …1001111010001000000 |
3 | 100212012101000120001201 |
4 | 1200003011033101000 |
5 | 3142203003420000 |
6 | 115213325310544 |
7 | 10310452233103 |
oct | 1400305172100 |
9 | 325171016051 |
10 | 103130920000 |
11 | 3a812796699 |
12 | 17ba2405454 |
13 | 9957372424 |
14 | 4dc4bc673a |
15 | 2a3903e96a |
hex | 180314f440 |
103130920000 has 70 divisors (see below), whose sum is σ = 255731263238. Its totient is φ = 41252352000.
The previous prime is 103130919967. The next prime is 103130920003. The reversal of 103130920000 is 29031301.
It can be written as a sum of positive squares in 5 ways, for example, as 27325412416 + 75805507584 = 165304^2 + 275328^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 103130920000.
It is not an unprimeable number, because it can be changed into a prime (103130920003) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1249137 + ... + 1329136.
Almost surely, 2103130920000 is an apocalyptic number.
103130920000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
103130920000 is an abundant number, since it is smaller than the sum of its proper divisors (152600343238).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103130920000 is an frugal number, since it uses more digits than its factorization.
103130920000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2578305 (or 2578280 counting only the distinct ones).
The product of its (nonzero) digits is 162, while the sum is 19.
Adding to 103130920000 its reverse (29031301), we get a palindrome (103159951301).
The spelling of 103130920000 in words is "one hundred three billion, one hundred thirty million, nine hundred twenty thousand".
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