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232124020 = 22544925849
BaseRepresentation
bin11011101010111…
…10111001110100
3121011210010021221
431311132321310
5433410432040
635011120124
75516010262
oct1565367164
9534703257
10232124020
1110a034237
12658a3044
1339123cbb
1422b85432
15155a274a
hexdd5ee74

232124020 has 24 divisors (see below), whose sum is σ = 488565000. Its totient is φ = 92639232.

The previous prime is 232124003. The next prime is 232124059. The reversal of 232124020 is 20421232.

It can be written as a sum of positive squares in 4 ways, for example, as 414736 + 231709284 = 644^2 + 15222^2 .

It is a junction number, because it is equal to n+sod(n) for n = 232123985 and 232124003.

It is a congruent number.

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, 3945 + ... + 21904.

It is an arithmetic number, because the mean of its divisors is an integer number (20356875).

Almost surely, 2232124020 is an apocalyptic number.

232124020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232124020 is an abundant number, since it is smaller than the sum of its proper divisors (256440980).

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

232124020 is a wasteful number, since it uses less digits than its factorization.

232124020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26307 (or 26305 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 232124020 is about 15235.6168237456. The cubic root of 232124020 is about 614.5728366479.

Adding to 232124020 its reverse (20421232), we get a palindrome (252545252).

The spelling of 232124020 in words is "two hundred thirty-two million, one hundred twenty-four thousand, twenty".

Divisors: 1 2 4 5 10 20 449 898 1796 2245 4490 8980 25849 51698 103396 129245 258490 516980 11606201 23212402 46424804 58031005 116062010 232124020