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234223071 = 3794312293
BaseRepresentation
bin11011111010111…
…11010111011111
3121022201202122120
431331133113133
5434430114241
635124114023
75542602045
oct1575372737
9538652576
10234223071
11110238295
1266535913
13396aa544
1423170395
1515869666
hexdf5f5df

234223071 has 16 divisors (see below), whose sum is σ = 317122560. Its totient is φ = 153747360.

The previous prime is 234223069. The next prime is 234223081. The reversal of 234223071 is 170322432.

It is not a de Polignac number, because 234223071 - 21 = 234223069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234223001) 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, 101001 + ... + 103293.

It is an arithmetic number, because the mean of its divisors is an integer number (19820160).

Almost surely, 2234223071 is an apocalyptic number.

234223071 is a deficient number, since it is larger than the sum of its proper divisors (82899489).

234223071 is a wasteful number, since it uses less digits than its factorization.

234223071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2806.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 234223071 is about 15304.3481076457. The cubic root of 234223071 is about 616.4197669826.

The spelling of 234223071 in words is "two hundred thirty-four million, two hundred twenty-three thousand, seventy-one".

Divisors: 1 3 79 237 431 1293 2293 6879 34049 102147 181147 543441 988283 2964849 78074357 234223071