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233023470 = 23510971261
BaseRepresentation
bin11011110001110…
…10011111101110
3121020110211002220
431320322133232
5434123222340
635042300210
75526444501
oct1570723756
9536424086
10233023470
1110a598a89
1266057666
133937a514
1422d3b138
15156cded0
hexde3a7ee

233023470 has 32 divisors (see below), whose sum is σ = 564395040. Its totient is φ = 61568640.

The previous prime is 233023421. The next prime is 233023481. The reversal of 233023470 is 74320332.

It is a happy number.

233023470 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 233023470.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32361 + ... + 38900.

It is an arithmetic number, because the mean of its divisors is an integer number (17637345).

Almost surely, 2233023470 is an apocalyptic number.

233023470 is an abundant number, since it is smaller than the sum of its proper divisors (331371570).

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

233023470 is a wasteful number, since it uses less digits than its factorization.

233023470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71380.

The product of its (nonzero) digits is 3024, while the sum is 24.

The square root of 233023470 is about 15265.1062885261. The cubic root of 233023470 is about 615.3656098257.

The spelling of 233023470 in words is "two hundred thirty-three million, twenty-three thousand, four hundred seventy".

Divisors: 1 2 3 5 6 10 15 30 109 218 327 545 654 1090 1635 3270 71261 142522 213783 356305 427566 712610 1068915 2137830 7767449 15534898 23302347 38837245 46604694 77674490 116511735 233023470