Base | Representation |
---|---|
bin | 11011111100110111… |
… | …011101100101011110 |
3 | 2212110121020210102111 |
4 | 123330313131211132 |
5 | 442431110420220 |
6 | 21442025344234 |
7 | 2111505334120 |
oct | 337467354536 |
9 | 85417223374 |
10 | 30012201310 |
11 | 11801118063 |
12 | 599703807a |
13 | 2aa3a77900 |
14 | 1649d03210 |
15 | ba9c3915a |
hex | 6fcddd95e |
30012201310 has 192 divisors, whose sum is σ = 70125834240. Its totient is φ = 9044904960.
The previous prime is 30012201299. The next prime is 30012201313. The reversal of 30012201310 is 1310221003.
It is a super-2 number, since 2×300122013102 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30012201313) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 20855571 + ... + 20857009.
It is an arithmetic number, because the mean of its divisors is an integer number (365238720).
Almost surely, 230012201310 is an apocalyptic number.
30012201310 is an abundant number, since it is smaller than the sum of its proper divisors (40113632930).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30012201310 is a wasteful number, since it uses less digits than its factorization.
30012201310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1563 (or 1550 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 13.
Adding to 30012201310 its reverse (1310221003), we get a palindrome (31322422313).
The spelling of 30012201310 in words is "thirty billion, twelve million, two hundred one thousand, three hundred ten".
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