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23032434 = 234389273
BaseRepresentation
bin101011111011…
…1001001110010
31121100011120010
41113313021302
521344014214
62141355350
7366525645
oct127671162
947304503
1023032434
1112001677
127868b56
134a05779
1430b7a5c
15204e659
hex15f7272

23032434 has 16 divisors (see below), whose sum is σ = 47136672. Its totient is φ = 7498848.

The previous prime is 23032423. The next prime is 23032469. The reversal of 23032434 is 43423032.

It is a self number, because there is not a number n which added to its sum of digits gives 23032434.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44379 + ... + 44894.

It is an arithmetic number, because the mean of its divisors is an integer number (2946042).

Almost surely, 223032434 is an apocalyptic number.

23032434 is an abundant number, since it is smaller than the sum of its proper divisors (24104238).

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

23032434 is a wasteful number, since it uses less digits than its factorization.

23032434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89321.

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 23032434 is about 4799.2118102872. The cubic root of 23032434 is about 284.5203134321.

Adding to 23032434 its reverse (43423032), we get a palindrome (66455466).

The spelling of 23032434 in words is "twenty-three million, thirty-two thousand, four hundred thirty-four".

Divisors: 1 2 3 6 43 86 129 258 89273 178546 267819 535638 3838739 7677478 11516217 23032434