Base | Representation |
---|---|
bin | 1110100101001101000… |
… | …1110011101000011101 |
3 | 212221121010212202000102 |
4 | 3221103101303220131 |
5 | 13101013322430104 |
6 | 311025221310445 |
7 | 24045516514244 |
oct | 3512321635035 |
9 | 787533782012 |
10 | 250505280029 |
11 | 97269777654 |
12 | 40671865425 |
13 | 1a812972364 |
14 | c1a597d95b |
15 | 67b2376a1e |
hex | 3a53473a1d |
250505280029 has 8 divisors (see below), whose sum is σ = 251205971520. Its totient is φ = 249805555200.
The previous prime is 250505279993. The next prime is 250505280073. The reversal of 250505280029 is 920082505052.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-250505280029 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 250505279974 and 250505280001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (250505282029) 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, 278912 + ... + 760790.
It is an arithmetic number, because the mean of its divisors is an integer number (31400746440).
Almost surely, 2250505280029 is an apocalyptic number.
It is an amenable number.
250505280029 is a deficient number, since it is larger than the sum of its proper divisors (700691491).
250505280029 is an equidigital number, since it uses as much as digits as its factorization.
250505280029 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 483331.
The product of its (nonzero) digits is 72000, while the sum is 38.
The spelling of 250505280029 in words is "two hundred fifty billion, five hundred five million, two hundred eighty thousand, twenty-nine".
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