Base | Representation |
---|---|
bin | 111101011110000… |
… | …110010000100010 |
3 | 2122212120110211010 |
4 | 331132012100202 |
5 | 4103003101010 |
6 | 250200201350 |
7 | 34361622630 |
oct | 7536062042 |
9 | 2585513733 |
10 | 1031300130 |
11 | 48a162063 |
12 | 249469256 |
13 | 135878b83 |
14 | 9ad78350 |
15 | 60815620 |
hex | 3d786422 |
1031300130 has 32 divisors (see below), whose sum is σ = 2828709504. Its totient is φ = 235725696.
The previous prime is 1031300093. The next prime is 1031300131. The reversal of 1031300130 is 310031301.
It is not an unprimeable number, because it can be changed into a prime (1031300131) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2455267 + ... + 2455686.
It is an arithmetic number, because the mean of its divisors is an integer number (88397172).
Almost surely, 21031300130 is an apocalyptic number.
1031300130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1031300130 is an abundant number, since it is smaller than the sum of its proper divisors (1797409374).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1031300130 is a wasteful number, since it uses less digits than its factorization.
1031300130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4910970.
The product of its (nonzero) digits is 27, while the sum is 12.
The square root of 1031300130 is about 32113.8619602190. The cubic root of 1031300130 is about 1010.3263755862.
Adding to 1031300130 its reverse (310031301), we get a palindrome (1341331431).
The spelling of 1031300130 in words is "one billion, thirty-one million, three hundred thousand, one hundred thirty".
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