Base | Representation |
---|---|
bin | 101010011100110… |
… | …111111001101000 |
3 | 1211122011010021220 |
4 | 222130313321220 |
5 | 2424311241242 |
6 | 154401102040 |
7 | 23435463015 |
oct | 5234677150 |
9 | 1748133256 |
10 | 712212072 |
11 | 336030520 |
12 | 17a627920 |
13 | b4726a80 |
14 | 6a83670c |
15 | 427d5bec |
hex | 2a737e68 |
712212072 has 64 divisors (see below), whose sum is σ = 2091821760. Its totient is φ = 199219200.
The previous prime is 712212047. The next prime is 712212091. The reversal of 712212072 is 270212217.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100329 + ... + 107192.
It is an arithmetic number, because the mean of its divisors is an integer number (32684715).
Almost surely, 2712212072 is an apocalyptic number.
It is an amenable number.
712212072 is an abundant number, since it is smaller than the sum of its proper divisors (1379609688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
712212072 is a wasteful number, since it uses less digits than its factorization.
712212072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 207554 (or 207550 counting only the distinct ones).
The product of its (nonzero) digits is 784, while the sum is 24.
The square root of 712212072 is about 26687.3016994975. The cubic root of 712212072 is about 893.0376664418.
Adding to 712212072 its reverse (270212217), we get a palindrome (982424289).
The spelling of 712212072 in words is "seven hundred twelve million, two hundred twelve thousand, seventy-two".
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