Base | Representation |
---|---|
bin | 111010011100110… |
… | …011101001010101 |
3 | 2112100020011121101 |
4 | 322130303221111 |
5 | 4002020130401 |
6 | 241150150101 |
7 | 33205134613 |
oct | 7234635125 |
9 | 2470204541 |
10 | 980630101 |
11 | 4635a3a00 |
12 | 2344b2331 |
13 | 1282177c9 |
14 | 943486b3 |
15 | 5b157101 |
hex | 3a733a55 |
980630101 has 6 divisors (see below), whose sum is σ = 1077882806. Its totient is φ = 891481800.
The previous prime is 980630059. The next prime is 980630107. The reversal of 980630101 is 101036089.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 969076900 + 11553201 = 31130^2 + 3399^2 .
It is not a de Polignac number, because 980630101 - 29 = 980629589 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 980630101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (980630107) 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 5 ways as a sum of consecutive naturals, for example, 4052070 + ... + 4052311.
Almost surely, 2980630101 is an apocalyptic number.
980630101 is the 14005-th centered decagonal number.
It is an amenable number.
980630101 is a deficient number, since it is larger than the sum of its proper divisors (97252705).
980630101 is a wasteful number, since it uses less digits than its factorization.
980630101 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8104403 (or 8104392 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 28.
The square root of 980630101 is about 31315.0139869041. The cubic root of 980630101 is about 993.5012244057.
The spelling of 980630101 in words is "nine hundred eighty million, six hundred thirty thousand, one hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •