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235028230 = 25171382519
BaseRepresentation
bin11100000001000…
…11111100000110
3121101020200010021
432000203330012
5440131400410
635153245354
75552464333
oct1600437406
9541220107
10235028230
11110738208
126686385a
13398ccb78
14232dd98a
1515977eda
hexe023f06

235028230 has 16 divisors (see below), whose sum is σ = 447936480. Its totient is φ = 88481152.

The previous prime is 235028201. The next prime is 235028249. The reversal of 235028230 is 32820532.

It is a junction number, because it is equal to n+sod(n) for n = 235028195 and 235028204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 691090 + ... + 691429.

It is an arithmetic number, because the mean of its divisors is an integer number (27996030).

Almost surely, 2235028230 is an apocalyptic number.

235028230 is a deficient number, since it is larger than the sum of its proper divisors (212908250).

235028230 is a wasteful number, since it uses less digits than its factorization.

235028230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1382543.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 235028230 is about 15330.6304501804. The cubic root of 235028230 is about 617.1252885710.

Adding to 235028230 its reverse (32820532), we get a palindrome (267848762).

The spelling of 235028230 in words is "two hundred thirty-five million, twenty-eight thousand, two hundred thirty".

Divisors: 1 2 5 10 17 34 85 170 1382519 2765038 6912595 13825190 23502823 47005646 117514115 235028230