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230026907833 = 853632694691
BaseRepresentation
bin1101011000111010101…
…1000001000010111001
3210222201222012122110221
43112032223001002321
512232043342022313
6253401202540041
722422165312232
oct3261653010271
9728658178427
10230026907833
1189610213508
12386b7667621
13188cb145968
14b1c1d32089
155eb4615c8d
hex358eac10b9

230026907833 has 4 divisors (see below), whose sum is σ = 230029687888. Its totient is φ = 230024127780.

The previous prime is 230026907827. The next prime is 230026907881. The reversal of 230026907833 is 338709620032.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 230026907833 - 25 = 230026907801 is a prime.

It is a super-2 number, since 2×2300269078332 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 230026907833.

It is not an unprimeable number, because it can be changed into a prime (230026907233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1261983 + ... + 1432708.

It is an arithmetic number, because the mean of its divisors is an integer number (57507421972).

Almost surely, 2230026907833 is an apocalyptic number.

It is an amenable number.

230026907833 is a deficient number, since it is larger than the sum of its proper divisors (2780055).

230026907833 is an equidigital number, since it uses as much as digits as its factorization.

230026907833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2780054.

The product of its (nonzero) digits is 326592, while the sum is 43.

The spelling of 230026907833 in words is "two hundred thirty billion, twenty-six million, nine hundred seven thousand, eight hundred thirty-three".

Divisors: 1 85363 2694691 230026907833