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234253833 = 31116274363
BaseRepresentation
bin11011111011001…
…10111000001001
3121022210022211220
431331212320021
5434432110313
635124512253
75543060532
oct1575467011
9538708756
10234253833
11110259410
126654b689
13396bb548
142317b689
1515873823
hexdf66e09

234253833 has 16 divisors (see below), whose sum is σ = 341020416. Its totient is φ = 141852240.

The previous prime is 234253819. The next prime is 234253843. The reversal of 234253833 is 338352432.

It is not a de Polignac number, because 234253833 - 212 = 234249737 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 234253794 and 234253803.

It is not an unprimeable number, because it can be changed into a prime (234253813) 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, 51510 + ... + 55872.

It is an arithmetic number, because the mean of its divisors is an integer number (21313776).

Almost surely, 2234253833 is an apocalyptic number.

It is an amenable number.

234253833 is a deficient number, since it is larger than the sum of its proper divisors (106766583).

234253833 is a wasteful number, since it uses less digits than its factorization.

234253833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6004.

The product of its digits is 51840, while the sum is 33.

The square root of 234253833 is about 15305.3530831536. The cubic root of 234253833 is about 616.4467519059.

The spelling of 234253833 in words is "two hundred thirty-four million, two hundred fifty-three thousand, eight hundred thirty-three".

Divisors: 1 3 11 33 1627 4363 4881 13089 17897 47993 53691 143979 7098601 21295803 78084611 234253833