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233460030 = 23519409579
BaseRepresentation
bin11011110101001…
…01000100111110
3121021021222221210
431322211010332
5434231210110
635055505250
75533243326
oct1572450476
9537258853
10233460030
1110a866a81
1266228226
13394a113b
1423012286
1515768520
hexdea513e

233460030 has 32 divisors (see below), whose sum is σ = 589795200. Its totient is φ = 58979232.

The previous prime is 233460023. The next prime is 233460037. The reversal of 233460030 is 30064332.

It is an interprime number because it is at equal distance from previous prime (233460023) and next prime (233460037).

It is a junction number, because it is equal to n+sod(n) for n = 233459979 and 233460006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233460037) 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, 204220 + ... + 205359.

It is an arithmetic number, because the mean of its divisors is an integer number (18431100).

Almost surely, 2233460030 is an apocalyptic number.

233460030 is an abundant number, since it is smaller than the sum of its proper divisors (356335170).

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

233460030 is a wasteful number, since it uses less digits than its factorization.

233460030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409608.

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 233460030 is about 15279.3988756103. The cubic root of 233460030 is about 615.7496575792.

The spelling of 233460030 in words is "two hundred thirty-three million, four hundred sixty thousand, thirty".

Divisors: 1 2 3 5 6 10 15 19 30 38 57 95 114 190 285 570 409579 819158 1228737 2047895 2457474 4095790 6143685 7782001 12287370 15564002 23346003 38910005 46692006 77820010 116730015 233460030