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33230202223 = 231579202493
BaseRepresentation
bin11110111100101011…
…001010010101101111
310011202212111011210111
4132330223022111233
51021023412432343
623133222320451
72254322026021
oct367453122557
9104685434714
1033230202223
1113102645849
126534889127
13319767996a
141873456011
15ce74e0c9d
hex7bcaca56f

33230202223 has 8 divisors (see below), whose sum is σ = 34895857248. Its totient is φ = 31582952544.

The previous prime is 33230202211. The next prime is 33230202241. The reversal of 33230202223 is 32220203233.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-33230202223 is a prime.

It is a super-2 number, since 2×332302022232 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33230202194 and 33230202203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33230202293) 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, 4597636 + ... + 4604857.

It is an arithmetic number, because the mean of its divisors is an integer number (4361982156).

Almost surely, 233230202223 is an apocalyptic number.

33230202223 is a deficient number, since it is larger than the sum of its proper divisors (1665655025).

33230202223 is a wasteful number, since it uses less digits than its factorization.

33230202223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9202673.

The product of its (nonzero) digits is 2592, while the sum is 22.

Adding to 33230202223 its reverse (32220203233), we get a palindrome (65450405456).

The spelling of 33230202223 in words is "thirty-three billion, two hundred thirty million, two hundred two thousand, two hundred twenty-three".

Divisors: 1 23 157 3611 9202493 211657339 1444791401 33230202223