Base | Representation |
---|---|
bin | 1101111000010101111001… |
… | …00011011001101010001000 |
3 | 11000001222201100200111101110 |
4 | 12330022330203121222020 |
5 | 13000043003424031440 |
6 | 144530055344250320 |
7 | 6300141242465301 |
oct | 674127443315210 |
9 | 130058640614343 |
10 | 30523201002120 |
11 | 97a88a9255872 |
12 | 350b7263109a0 |
13 | 1405430194638 |
14 | 77748ba617a8 |
15 | 37dea26c3080 |
hex | 1bc2bc8d9a88 |
30523201002120 has 128 divisors (see below), whose sum is σ = 91658749824000. Its totient is φ = 8131598300160.
The previous prime is 30523201002071. The next prime is 30523201002131. The reversal of 30523201002120 is 2120010232503.
It is a super-4 number, since 4×305232010021204 (a number of 55 digits) contains 4444 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1237197385 + ... + 1237222055.
It is an arithmetic number, because the mean of its divisors is an integer number (716083983000).
Almost surely, 230523201002120 is an apocalyptic number.
30523201002120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
30523201002120 is an abundant number, since it is smaller than the sum of its proper divisors (61135548821880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30523201002120 is a wasteful number, since it uses less digits than its factorization.
30523201002120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34303 (or 34299 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 21.
Adding to 30523201002120 its reverse (2120010232503), we get a palindrome (32643211234623).
The spelling of 30523201002120 in words is "thirty trillion, five hundred twenty-three billion, two hundred one million, two thousand, one hundred twenty".
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