Base | Representation |
---|---|
bin | 11100000010010001… |
… | …111101000100100100 |
3 | 2212200221011110211211 |
4 | 130002101331010210 |
5 | 443122334011400 |
6 | 21455032241204 |
7 | 2113660356661 |
oct | 340221750444 |
9 | 85627143754 |
10 | 30103032100 |
11 | 11848416629 |
12 | 5a01540204 |
13 | 2ab982aa3b |
14 | 1657dc8a68 |
15 | bb2bcbdba |
hex | 70247d124 |
30103032100 has 18 divisors (see below), whose sum is σ = 65323579874. Its totient is φ = 12041212800.
The previous prime is 30103032083. The next prime is 30103032221. The reversal of 30103032100 is 123030103.
It can be written as a sum of positive squares in 3 ways, for example, as 4089858304 + 26013173796 = 63952^2 + 161286^2 .
It is a super-2 number, since 2×301030321002 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 150515061 + ... + 150515260.
Almost surely, 230103032100 is an apocalyptic number.
It is an amenable number.
30103032100 is an abundant number, since it is smaller than the sum of its proper divisors (35220547774).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30103032100 is a wasteful number, since it uses less digits than its factorization.
30103032100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 301030335 (or 301030328 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 13.
Adding to 30103032100 its reverse (123030103), we get a palindrome (30226062203).
The spelling of 30103032100 in words is "thirty billion, one hundred three million, thirty-two thousand, one hundred".
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