Search a number
-
+
231033000104 = 232329277156307
BaseRepresentation
bin1101011100101010100…
…0111101000010101000
3211002100002100102121122
43113022220331002220
512241123422000404
6254045102554412
722456133045654
oct3271250750250
9732302312548
10231033000104
1189a87118525
1238938598a08
1318a2b706b2a
14b2797c7a64
156022aec3be
hex35caa3d0a8

231033000104 has 64 divisors (see below), whose sum is σ = 469299139200. Its totient is φ = 106298083584.

The previous prime is 231033000103. The next prime is 231033000131. The reversal of 231033000104 is 401000330132.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (231033000103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1399919 + ... + 1556225.

It is an arithmetic number, because the mean of its divisors is an integer number (7332799050).

Almost surely, 2231033000104 is an apocalyptic number.

It is an amenable number.

231033000104 is an abundant number, since it is smaller than the sum of its proper divisors (238266139096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

231033000104 is a wasteful number, since it uses less digits than its factorization.

231033000104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156642 (or 156638 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 231033000104 its reverse (401000330132), we get a palindrome (632033330236).

The spelling of 231033000104 in words is "two hundred thirty-one billion, thirty-three million, one hundred four", and thus it is an aban number.

Divisors: 1 2 4 8 23 29 46 58 92 116 184 232 277 554 667 1108 1334 2216 2668 5336 6371 8033 12742 16066 25484 32132 50968 64264 156307 184759 312614 369518 625228 739036 1250456 1478072 3595061 4532903 7190122 9065806 14380244 18131612 28760488 36263224 43297039 86594078 104256769 173188156 208513538 346376312 417027076 834054152 995831897 1255614131 1991663794 2511228262 3983327588 5022456524 7966655176 10044913048 28879125013 57758250026 115516500052 231033000104