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233081996 = 22710380819
BaseRepresentation
bin11011110010010…
…00110010001100
3121020120210101112
431321020302030
5434132110441
635043431152
75530110230
oct1571106214
9536523345
10233081996
1110a628a54
12660854b8
133939b054
1422d545c0
15156e14eb
hexde48c8c

233081996 has 24 divisors (see below), whose sum is σ = 470695680. Its totient is φ = 98921232.

The previous prime is 233081993. The next prime is 233081999. The reversal of 233081996 is 699180332.

It is an interprime number because it is at equal distance from previous prime (233081993) and next prime (233081999).

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (233081993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37526 + ... + 43293.

It is an arithmetic number, because the mean of its divisors is an integer number (19612320).

Almost surely, 2233081996 is an apocalyptic number.

It is an amenable number.

233081996 is an abundant number, since it is smaller than the sum of its proper divisors (237613684).

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

233081996 is a wasteful number, since it uses less digits than its factorization.

233081996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80933 (or 80931 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 41.

The square root of 233081996 is about 15267.0231544987. The cubic root of 233081996 is about 615.4171237683.

The spelling of 233081996 in words is "two hundred thirty-three million, eighty-one thousand, nine hundred ninety-six".

Divisors: 1 2 4 7 14 28 103 206 412 721 1442 2884 80819 161638 323276 565733 1131466 2262932 8324357 16648714 33297428 58270499 116540998 233081996