Base | Representation |
---|---|
bin | 111010001110110010… |
… | …0000101011111011001 |
3 | 102221202221201202110122 |
4 | 1310131210011133121 |
5 | 4022100303104041 |
6 | 133240332323025 |
7 | 12014566614524 |
oct | 1643544053731 |
9 | 387687652418 |
10 | 125050050521 |
11 | 490405478a0 |
12 | 2029b013475 |
13 | ba3b51b346 |
14 | 60a3d15bbb |
15 | 33bd4e6c4b |
hex | 1d1d9057d9 |
125050050521 has 8 divisors (see below), whose sum is σ = 136423661088. Its totient is φ = 113677344000.
The previous prime is 125050050493. The next prime is 125050050529.
125050050521 is nontrivially palindromic in base 10.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-125050050521 is a prime.
It is not an unprimeable number, because it can be changed into a prime (125050050529) 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, 81401 + ... + 506681.
It is an arithmetic number, because the mean of its divisors is an integer number (17052957636).
Almost surely, 2125050050521 is an apocalyptic number.
125050050521 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
125050050521 is a deficient number, since it is larger than the sum of its proper divisors (11373610567).
125050050521 is a wasteful number, since it uses less digits than its factorization.
125050050521 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 452023.
The product of its (nonzero) digits is 2500, while the sum is 26.
The spelling of 125050050521 in words is "one hundred twenty-five billion, fifty million, fifty thousand, five hundred twenty-one".
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