Base | Representation |
---|---|
bin | 1101101111011100111… |
… | …00000001101101001001 |
3 | 1200010201001211112020201 |
4 | 12313232130001231021 |
5 | 30213431322302224 |
6 | 1000523054452201 |
7 | 46053234511351 |
oct | 6675634015511 |
9 | 1603631745221 |
10 | 472151759689 |
11 | 1722693a5365 |
12 | 7760a804061 |
13 | 356a67c6b7c |
14 | 18bd0899b61 |
15 | c435d97a44 |
hex | 6dee701b49 |
472151759689 has 9 divisors (see below), whose sum is σ = 473317947189. Its totient is φ = 470988443520.
The previous prime is 472151759659. The next prime is 472151759707. The reversal of 472151759689 is 986957151274.
The square root of 472151759689 is 687133.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 4148004025 + 468003755664 = 64405^2 + 684108^2 .
It is not a de Polignac number, because 472151759689 - 231 = 470004276041 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 472151759689.
It is not an unprimeable number, because it can be changed into a prime (472151759659) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 462439999 + ... + 462441019.
It is an arithmetic number, because the mean of its divisors is an integer number (52590883021).
Almost surely, 2472151759689 is an apocalyptic number.
472151759689 is the 687133-rd square number.
472151759689 is the 343567-th centered octagonal number.
It is an amenable number.
472151759689 is a deficient number, since it is larger than the sum of its proper divisors (1166187500).
472151759689 is an frugal number, since it uses more digits than its factorization.
472151759689 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3388 (or 1694 counting only the distinct ones).
The product of its digits is 38102400, while the sum is 64.
Multiplying 472151759689 by its sum of digits (64), we get a square (30217712620096 = 54970642).
The spelling of 472151759689 in words is "four hundred seventy-two billion, one hundred fifty-one million, seven hundred fifty-nine thousand, six hundred eighty-nine".
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