Base | Representation |
---|---|
bin | 11011001101110001… |
… | …110100011110000001 |
3 | 2210102112201012210101 |
4 | 123031301310132001 |
5 | 434321340134100 |
6 | 21231405002401 |
7 | 2053103354014 |
oct | 331561643601 |
9 | 83375635711 |
10 | 29222193025 |
11 | 11436191153 |
12 | 57b6553401 |
13 | 29a91b289c |
14 | 15b301937b |
15 | b606d786a |
hex | 6cdc74781 |
29222193025 has 27 divisors (see below), whose sum is σ = 36630862723. Its totient is φ = 23125439600.
The previous prime is 29222192977. The next prime is 29222193029. The reversal of 29222193025 is 52039122292.
The square root of 29222193025 is 170945.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 10519989489 + 18702203536 = 102567^2 + 136756^2 .
It is not a de Polignac number, because 29222193025 - 219 = 29221668737 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (29222193029) by changing a digit.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 152995680 + ... + 152995870.
Almost surely, 229222193025 is an apocalyptic number.
29222193025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
29222193025 is the 170945-th square number.
29222193025 is the 85473-rd centered octagonal number.
It is an amenable number.
29222193025 is a deficient number, since it is larger than the sum of its proper divisors (7408669698).
29222193025 is an frugal number, since it uses more digits than its factorization.
29222193025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 750 (or 375 counting only the distinct ones).
The product of its (nonzero) digits is 38880, while the sum is 37.
The spelling of 29222193025 in words is "twenty-nine billion, two hundred twenty-two million, one hundred ninety-three thousand, twenty-five".
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