Base | Representation |
---|---|
bin | 111110000000000… |
… | …110100011010111 |
3 | 2200111100100200000 |
4 | 332000012203113 |
5 | 4112243323411 |
6 | 251115222343 |
7 | 34530450360 |
oct | 7600064327 |
9 | 2614310600 |
10 | 1040214231 |
11 | 4941a0391 |
12 | 2504479b3 |
13 | 13767a3a4 |
14 | 9c218b67 |
15 | 614c6956 |
hex | 3e0068d7 |
1040214231 has 24 divisors (see below), whose sum is σ = 1780781184. Its totient is φ = 594407160.
The previous prime is 1040214179. The next prime is 1040214271. The reversal of 1040214231 is 1324120401.
It is not a de Polignac number, because 1040214231 - 229 = 503343319 is a prime.
It is a super-2 number, since 2×10402142312 = 2164091292749842722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1040214271) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 304065 + ... + 307466.
It is an arithmetic number, because the mean of its divisors is an integer number (74199216).
Almost surely, 21040214231 is an apocalyptic number.
1040214231 is a deficient number, since it is larger than the sum of its proper divisors (740566953).
1040214231 is an frugal number, since it uses more digits than its factorization.
1040214231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 611553 (or 611541 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 1040214231 is about 32252.3523328144. The cubic root of 1040214231 is about 1013.2289664005.
Adding to 1040214231 its reverse (1324120401), we get a palindrome (2364334632).
The spelling of 1040214231 in words is "one billion, forty million, two hundred fourteen thousand, two hundred thirty-one".
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