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235324420 = 22541286981
BaseRepresentation
bin11100000011011…
…00010000000100
3121101210201102021
432001230100010
5440220340140
635203452524
75555140012
oct1601542004
9541721367
10235324420
1111091a7a1
1266987144
13399a4926
14233798b2
15159d5b4a
hexe06c404

235324420 has 24 divisors (see below), whose sum is σ = 506236248. Its totient is φ = 91833600.

The previous prime is 235324393. The next prime is 235324447. The reversal of 235324420 is 24423532.

It is an interprime number because it is at equal distance from previous prime (235324393) and next prime (235324447).

It can be written as a sum of positive squares in 4 ways, for example, as 1784896 + 233539524 = 1336^2 + 15282^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142671 + ... + 144310.

It is an arithmetic number, because the mean of its divisors is an integer number (21093177).

Almost surely, 2235324420 is an apocalyptic number.

235324420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

235324420 is an abundant number, since it is smaller than the sum of its proper divisors (270911828).

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

235324420 is a wasteful number, since it uses less digits than its factorization.

235324420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287031 (or 287029 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

The square root of 235324420 is about 15340.2874810090. The cubic root of 235324420 is about 617.3844200075.

Adding to 235324420 its reverse (24423532), we get a palindrome (259747952).

The spelling of 235324420 in words is "two hundred thirty-five million, three hundred twenty-four thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 41 82 164 205 410 820 286981 573962 1147924 1434905 2869810 5739620 11766221 23532442 47064884 58831105 117662210 235324420