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230033434 = 2115016717
BaseRepresentation
bin11011011011000…
…00100000011010
3121000211220112211
431231200200122
5432342032214
634454225334
75462152261
oct1555404032
9530756484
10230033434
11108936584
126505524a
1338871577
142279d5d8
15152dd0c4
hexdb6081a

230033434 has 4 divisors (see below), whose sum is σ = 345050154. Its totient is φ = 115016716.

The previous prime is 230033431. The next prime is 230033471. The reversal of 230033434 is 434330032.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 156125025 + 73908409 = 12495^2 + 8597^2 .

It is not an unprimeable number, because it can be changed into a prime (230033431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57508357 + ... + 57508360.

Almost surely, 2230033434 is an apocalyptic number.

230033434 is a deficient number, since it is larger than the sum of its proper divisors (115016720).

230033434 is a wasteful number, since it uses less digits than its factorization.

230033434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115016719.

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

The square root of 230033434 is about 15166.8531343849. The cubic root of 230033434 is about 612.7222541472.

Adding to 230033434 its reverse (434330032), we get a palindrome (664363466).

The spelling of 230033434 in words is "two hundred thirty million, thirty-three thousand, four hundred thirty-four".

Divisors: 1 2 115016717 230033434