Base | Representation |
---|---|
bin | 101101000000000… |
… | …111011001111010 |
3 | 1221121200020020000 |
4 | 231000013121322 |
5 | 3021240130200 |
6 | 202530213430 |
7 | 24465302622 |
oct | 5500073172 |
9 | 1847606200 |
10 | 755005050 |
11 | 3581a9518 |
12 | 190a24276 |
13 | c055a967 |
14 | 723b5882 |
15 | 4643a300 |
hex | 2d00767a |
755005050 has 120 divisors (see below), whose sum is σ = 2108497116. Its totient is φ = 200309760.
The previous prime is 755005021. The next prime is 755005057. The reversal of 755005050 is 50500557.
It can be written as a sum of positive squares in 6 ways, for example, as 102151449 + 652853601 = 10107^2 + 25551^2 .
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (755005057) by changing a digit.
It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 1121514 + ... + 1122186.
Almost surely, 2755005050 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 755005050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1054248558).
755005050 is an abundant number, since it is smaller than the sum of its proper divisors (1353492066).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
755005050 is a wasteful number, since it uses less digits than its factorization.
755005050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 974 (or 960 counting only the distinct ones).
The product of its (nonzero) digits is 4375, while the sum is 27.
The square root of 755005050 is about 27477.3552220733. The cubic root of 755005050 is about 910.5768793189.
The spelling of 755005050 in words is "seven hundred fifty-five million, five thousand, fifty".
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