Base | Representation |
---|---|
bin | 1101001111011110101… |
… | …1100110111011001001 |
3 | 210202012102112112020101 |
4 | 3103313223212323021 |
5 | 12211401342001434 |
6 | 252301551325401 |
7 | 22302335400412 |
oct | 3236753467311 |
9 | 722172475211 |
10 | 227493703369 |
11 | 885302a04a9 |
12 | 3810b220861 |
13 | 185b638baca |
14 | b02171a809 |
15 | 5db702bb14 |
hex | 34f7ae6ec9 |
227493703369 has 9 divisors (see below), whose sum is σ = 235623143847. Its totient is φ = 219635737944.
The previous prime is 227493703337. The next prime is 227493703399. The reversal of 227493703369 is 963307394722.
The square root of 227493703369 is 476963.
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., 119292179769 + 108201523600 = 345387^2 + 328940^2 .
It is not a de Polignac number, because 227493703369 - 25 = 227493703337 is a prime.
It is a super-2 number, since 2×2274937033692 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (227493703319) 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, 13823704 + ... + 13840150.
Almost surely, 2227493703369 is an apocalyptic number.
227493703369 is a gapful number since it is divisible by the number (29) formed by its first and last digit.
227493703369 is the 476963-rd square number.
227493703369 is the 238482-nd centered octagonal number.
It is an amenable number.
227493703369 is a deficient number, since it is larger than the sum of its proper divisors (8129440478).
227493703369 is an frugal number, since it uses more digits than its factorization.
227493703369 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32952 (or 16476 counting only the distinct ones).
The product of its (nonzero) digits is 10287648, while the sum is 55.
The spelling of 227493703369 in words is "two hundred twenty-seven billion, four hundred ninety-three million, seven hundred three thousand, three hundred sixty-nine".
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