Search a number
-
+
141141231 = 33711292341
BaseRepresentation
bin10000110100110…
…10010011101111
3100211120201101000
420122122103233
5242113004411
622001051343
73332452320
oct1032322357
9324521330
10141141231
1172741550
123b326b53
132331992a
1414a60447
15c5ce956
hex869a4ef

141141231 has 64 divisors (see below), whose sum is σ = 269798400. Its totient is φ = 70761600.

The previous prime is 141141197. The next prime is 141141281. The reversal of 141141231 is 132141141.

It is not a de Polignac number, because 141141231 - 26 = 141141167 is a prime.

It is a super-2 number, since 2×1411412312 = 39841694176390722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141141281) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 59121 + ... + 61461.

It is an arithmetic number, because the mean of its divisors is an integer number (4215600).

Almost surely, 2141141231 is an apocalyptic number.

141141231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

141141231 is a deficient number, since it is larger than the sum of its proper divisors (128657169).

141141231 is a wasteful number, since it uses less digits than its factorization.

141141231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2397 (or 2391 counting only the distinct ones).

The product of its digits is 96, while the sum is 18.

The square root of 141141231 is about 11880.2874965213. The cubic root of 141141231 is about 520.6565068480.

Adding to 141141231 its reverse (132141141), we get a palindrome (273282372).

The spelling of 141141231 in words is "one hundred forty-one million, one hundred forty-one thousand, two hundred thirty-one".

Divisors: 1 3 7 9 11 21 27 29 33 63 77 87 99 189 203 231 261 297 319 609 693 783 957 1827 2079 2233 2341 2871 5481 6699 7023 8613 16387 20097 21069 25751 49161 60291 63207 67889 77253 147483 180257 203667 231759 442449 475223 540771 611001 695277 746779 1425669 1622313 1833003 2240337 4277007 4866939 5227453 6721011 12831021 15682359 20163033 47047077 141141231