Base | Representation |
---|---|
bin | 101101000000001… |
… | …001000010010000 |
3 | 1221121200120101100 |
4 | 231000021002100 |
5 | 3021240333403 |
6 | 202530304400 |
7 | 24465331242 |
oct | 5500110220 |
9 | 1847616340 |
10 | 755011728 |
11 | 358203539 |
12 | 190a28100 |
13 | c0560a03 |
14 | 723b8092 |
15 | 4643c2a3 |
hex | 2d009090 |
755011728 has 60 divisors (see below), whose sum is σ = 2142773568. Its totient is φ = 248122560.
The previous prime is 755011711. The next prime is 755011729. The reversal of 755011728 is 827110557.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 755011692 and 755011701.
It is not an unprimeable number, because it can be changed into a prime (755011729) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26700 + ... + 47147.
Almost surely, 2755011728 is an apocalyptic number.
It is an amenable number.
755011728 is an abundant number, since it is smaller than the sum of its proper divisors (1387761840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
755011728 is a wasteful number, since it uses less digits than its factorization.
755011728 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73932 (or 73923 counting only the distinct ones).
The product of its (nonzero) digits is 19600, while the sum is 36.
The square root of 755011728 is about 27477.4767400502. The cubic root of 755011728 is about 910.5795639873.
The spelling of 755011728 in words is "seven hundred fifty-five million, eleven thousand, seven hundred twenty-eight".
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