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233055121 = 1319943543
BaseRepresentation
bin11011110010000…
…10001110010001
3121020112102112011
431321002032101
5434130230441
635043102521
75526635665
oct1571021621
9536472464
10233055121
1110a60a842
1266071a41
133938ba50
1422d488a5
15156d8581
hexde42391

233055121 has 8 divisors (see below), whose sum is σ = 264192320. Its totient is φ = 203805072.

The previous prime is 233055103. The next prime is 233055127. The reversal of 233055121 is 121550332.

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

It is a cyclic number.

It is not a de Polignac number, because 233055121 - 25 = 233055089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 233055092 and 233055101.

It is not an unprimeable number, because it can be changed into a prime (233055127) 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, 471525 + ... + 472018.

It is an arithmetic number, because the mean of its divisors is an integer number (33024040).

Almost surely, 2233055121 is an apocalyptic number.

It is an amenable number.

233055121 is a deficient number, since it is larger than the sum of its proper divisors (31137199).

233055121 is a wasteful number, since it uses less digits than its factorization.

233055121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943575.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 233055121 is about 15266.1429640889. The cubic root of 233055121 is about 615.3934697592.

The spelling of 233055121 in words is "two hundred thirty-three million, fifty-five thousand, one hundred twenty-one".

Divisors: 1 13 19 247 943543 12266059 17927317 233055121