Base | Representation |
---|---|
bin | 1101010011111101… |
… | …01010001011110000 |
3 | 200110001212010200010 |
4 | 12221332222023300 |
5 | 104114031230022 |
6 | 3141055254520 |
7 | 342050211000 |
oct | 65176521360 |
9 | 20401763603 |
10 | 7146742512 |
11 | 3038171478 |
12 | 147551a440 |
13 | 89b834230 |
14 | 4bb238000 |
15 | 2bc65350c |
hex | 1a9faa2f0 |
7146742512 has 160 divisors (see below), whose sum is σ = 23187404800. Its totient is φ = 1884798720.
The previous prime is 7146742451. The next prime is 7146742531. The reversal of 7146742512 is 2152476417.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 197337 + ... + 230727.
It is an arithmetic number, because the mean of its divisors is an integer number (144921280).
Almost surely, 27146742512 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 7146742512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11593702400).
7146742512 is an abundant number, since it is smaller than the sum of its proper divisors (16040662288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7146742512 is a wasteful number, since it uses less digits than its factorization.
7146742512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33436 (or 33416 counting only the distinct ones).
The product of its digits is 94080, while the sum is 39.
The square root of 7146742512 is about 84538.4085016982. The cubic root of 7146742512 is about 1926.2059132703.
The spelling of 7146742512 in words is "seven billion, one hundred forty-six million, seven hundred forty-two thousand, five hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.026 sec. • engine limits •