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3230005660 = 225723071469
BaseRepresentation
bin1100000010000101…
…1111100110011100
322100002211021210021
43000201133212130
523103340140120
61252302121524
7143020411060
oct30041374634
98302737707
103230005660
111408288072
127618802a4
133c624626b
14228d99aa0
1513d878aaa
hexc085f99c

3230005660 has 24 divisors (see below), whose sum is σ = 7752013920. Its totient is φ = 1107430464.

The previous prime is 3230005609. The next prime is 3230005663. The reversal of 3230005660 is 665000323.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3230005663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11535595 + ... + 11535874.

It is an arithmetic number, because the mean of its divisors is an integer number (323000580).

Almost surely, 23230005660 is an apocalyptic number.

It is an amenable number.

3230005660 is an abundant number, since it is smaller than the sum of its proper divisors (4522008260).

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

3230005660 is a wasteful number, since it uses less digits than its factorization.

3230005660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23071485 (or 23071483 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 3230005660 is about 56833.1387484450. The cubic root of 3230005660 is about 1478.2041859969.

Adding to 3230005660 its reverse (665000323), we get a palindrome (3895005983).

The spelling of 3230005660 in words is "three billion, two hundred thirty million, five thousand, six hundred sixty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 23071469 46142938 92285876 115357345 161500283 230714690 323000566 461429380 646001132 807501415 1615002830 3230005660