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234504028 = 22117277331
BaseRepresentation
bin11011111101000…
…11111101011100
3121100021001001101
431332203331130
5440013112103
635134122444
75545152133
oct1576437534
9540231041
10234504028
1111040a390
1266650424
13397783a5
142320491a
15158c2a1d
hexdfa3f5c

234504028 has 24 divisors (see below), whose sum is σ = 448366464. Its totient is φ = 106431600.

The previous prime is 234504013. The next prime is 234504047. The reversal of 234504028 is 820405432.

It is a junction number, because it is equal to n+sod(n) for n = 234503987 and 234504005.

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 7 ways as a sum of consecutive naturals, for example, 28323 + ... + 35653.

It is an arithmetic number, because the mean of its divisors is an integer number (18681936).

Almost surely, 2234504028 is an apocalyptic number.

It is an amenable number.

234504028 is a deficient number, since it is larger than the sum of its proper divisors (213862436).

234504028 is a wasteful number, since it uses less digits than its factorization.

234504028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8073 (or 8071 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 234504028 is about 15313.5243494109. The cubic root of 234504028 is about 616.6661393064. Note that the first 3 decimals are identical.

The spelling of 234504028 in words is "two hundred thirty-four million, five hundred four thousand, twenty-eight".

Divisors: 1 2 4 11 22 44 727 1454 2908 7331 7997 14662 15994 29324 31988 80641 161282 322564 5329637 10659274 21318548 58626007 117252014 234504028