Base | Representation |
---|---|
bin | 111100010110011… |
… | …0011100101000000 |
3 | 12020010102020120200 |
4 | 1320230303211000 |
5 | 13121400332040 |
6 | 532535005200 |
7 | 101116212450 |
oct | 17054634500 |
9 | 5203366520 |
10 | 2025011520 |
11 | 94a080144 |
12 | 486209800 |
13 | 2636c388c |
14 | 152d29d60 |
15 | bcba3630 |
hex | 78b33940 |
2025011520 has 168 divisors, whose sum is σ = 7960303104. Its totient is φ = 462855168.
The previous prime is 2025011509. The next prime is 2025011531. The reversal of 2025011520 is 251105202.
It is an interprime number because it is at equal distance from previous prime (2025011509) and next prime (2025011531).
It is a tau number, because it is divible by the number of its divisors (168).
It is a super-2 number, since 2×20250115202 = 8201343312265420800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 2025011493 and 2025011502.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30064 + ... + 70383.
Almost surely, 22025011520 is an apocalyptic number.
2025011520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2025011520 is an abundant number, since it is smaller than the sum of its proper divisors (5935291584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2025011520 is a wasteful number, since it uses less digits than its factorization.
2025011520 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100477 (or 100464 counting only the distinct ones).
The product of its (nonzero) digits is 200, while the sum is 18.
The square root of 2025011520 is about 45000.1279998180. The cubic root of 2025011520 is about 1265.1513970454.
Adding to 2025011520 its reverse (251105202), we get a palindrome (2276116722).
The spelling of 2025011520 in words is "two billion, twenty-five million, eleven thousand, five hundred twenty".
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