Search a number
-
+
233328960 = 2632581017
BaseRepresentation
bin11011110100001…
…01000101000000
3121021001100011100
431322011011000
5434213011320
635053014400
75532156234
oct1572050500
9537040140
10233328960
1110a787557
1266184400
1339456597
1422dba5c4
151573e790
hexde85140

233328960 has 84 divisors (see below), whose sum is σ = 802564308. Its totient is φ = 62220288.

The previous prime is 233328943. The next prime is 233329007. The reversal of 233328960 is 69823332.

It can be written as a sum of positive squares in 2 ways, for example, as 173606976 + 59721984 = 13176^2 + 7728^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37629 + ... + 43388.

It is an arithmetic number, because the mean of its divisors is an integer number (9554337).

Almost surely, 2233328960 is an apocalyptic number.

233328960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

233328960 is an abundant number, since it is smaller than the sum of its proper divisors (569235348).

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

233328960 is a wasteful number, since it uses less digits than its factorization.

233328960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81040 (or 81027 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 233328960 is about 15275.1091649127. The cubic root of 233328960 is about 615.6344038520.

The spelling of 233328960 in words is "two hundred thirty-three million, three hundred twenty-eight thousand, nine hundred sixty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 144 160 180 192 240 288 320 360 480 576 720 960 1440 2880 81017 162034 243051 324068 405085 486102 648136 729153 810170 972204 1215255 1296272 1458306 1620340 1944408 2430510 2592544 2916612 3240680 3645765 3888816 4861020 5185088 5833224 6481360 7291530 7777632 9722040 11666448 12962720 14583060 15555264 19444080 23332896 25925440 29166120 38888160 46665792 58332240 77776320 116664480 233328960