Base | Representation |
---|---|
bin | 1111110101010000… |
… | …1110011100010000 |
3 | 101222012000012111021 |
4 | 3331110032130100 |
5 | 32200441001210 |
6 | 1541414525224 |
7 | 210213605602 |
oct | 37524163420 |
9 | 11865005437 |
10 | 4249937680 |
11 | 1890a8509a |
12 | 9a7366814 |
13 | 529641931 |
14 | 2c4615172 |
15 | 19d195bda |
hex | fd50e710 |
4249937680 has 40 divisors (see below), whose sum is σ = 10110906432. Its totient is φ = 1660439424.
The previous prime is 4249937663. The next prime is 4249937687. The reversal of 4249937680 is 867399424.
It is a happy number.
4249937680 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (40).
It is not an unprimeable number, because it can be changed into a prime (4249937687) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 614284 + ... + 621163.
Almost surely, 24249937680 is an apocalyptic number.
4249937680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
4249937680 is an abundant number, since it is smaller than the sum of its proper divisors (5860968752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4249937680 is a wasteful number, since it uses less digits than its factorization.
4249937680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1235503 (or 1235497 counting only the distinct ones).
The product of its (nonzero) digits is 2612736, while the sum is 52.
The square root of 4249937680 is about 65191.5460776932. The cubic root of 4249937680 is about 1619.7979832429.
The spelling of 4249937680 in words is "four billion, two hundred forty-nine million, nine hundred thirty-seven thousand, six hundred eighty".
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