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234254091 = 3616411997
BaseRepresentation
bin11011111011001…
…10111100001011
3121022210100012110
431331212330023
5434432112331
635124513403
75543061351
oct1575467413
9538710173
10234254091
11110259625
126654b863
13396bb6b6
142317b7d1
1515873946
hexdf66f0b

234254091 has 16 divisors (see below), whose sum is σ = 318113568. Its totient is φ = 153292800.

The previous prime is 234254089. The next prime is 234254093. The reversal of 234254091 is 190452432.

It is an interprime number because it is at equal distance from previous prime (234254089) and next prime (234254093).

It is not a de Polignac number, because 234254091 - 21 = 234254089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (234254093) 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, 116305 + ... + 118301.

It is an arithmetic number, because the mean of its divisors is an integer number (19882098).

Almost surely, 2234254091 is an apocalyptic number.

234254091 is a deficient number, since it is larger than the sum of its proper divisors (83859477).

234254091 is a wasteful number, since it uses less digits than its factorization.

234254091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2702.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 234254091 is about 15305.3615115750. The cubic root of 234254091 is about 616.4469782176.

The spelling of 234254091 in words is "two hundred thirty-four million, two hundred fifty-four thousand, ninety-one".

Divisors: 1 3 61 183 641 1923 1997 5991 39101 117303 121817 365451 1280077 3840231 78084697 234254091