Base | Representation |
---|---|
bin | 1111100110000… |
… | …10100111111011 |
3 | 100010011101010112 |
4 | 13303002213323 |
5 | 231442224403 |
6 | 20551534535 |
7 | 3145646114 |
oct | 763024773 |
9 | 303141115 |
10 | 130820603 |
11 | 67932501 |
12 | 3798a44b |
13 | 21145154 |
14 | 1353520b |
15 | b7419d8 |
hex | 7cc29fb |
130820603 has 8 divisors (see below), whose sum is σ = 132703680. Its totient is φ = 128943360.
The previous prime is 130820587. The next prime is 130820621. The reversal of 130820603 is 306028031.
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 130820603 - 24 = 130820587 is a prime.
It is a super-2 number, since 2×1308206032 = 34228060338567218, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (130828603) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63851 + ... + 65867.
It is an arithmetic number, because the mean of its divisors is an integer number (16587960).
Almost surely, 2130820603 is an apocalyptic number.
130820603 is a deficient number, since it is larger than the sum of its proper divisors (1883077).
130820603 is an equidigital number, since it uses as much as digits as its factorization.
130820603 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2917.
The product of its (nonzero) digits is 864, while the sum is 23.
The square root of 130820603 is about 11437.6834630095. The cubic root of 130820603 is about 507.6433665185.
Adding to 130820603 its reverse (306028031), we get a palindrome (436848634).
The spelling of 130820603 in words is "one hundred thirty million, eight hundred twenty thousand, six hundred three".
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