Base | Representation |
---|---|
bin | 11011111100101… |
… | …10110011100000 |
3 | 121100011022010200 |
4 | 31332112303200 |
5 | 440004401034 |
6 | 35133025200 |
7 | 5544536055 |
oct | 1576266340 |
9 | 540138120 |
10 | 234450144 |
11 | 110382955 |
12 | 66625200 |
13 | 397599c6 |
14 | 231cd02c |
15 | 158b1a99 |
hex | df96ce0 |
234450144 has 36 divisors (see below), whose sum is σ = 666718416. Its totient is φ = 78149952.
The previous prime is 234450143. The next prime is 234450163. The reversal of 234450144 is 441054432.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (36).
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (234450143) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 406744 + ... + 407319.
It is an arithmetic number, because the mean of its divisors is an integer number (18519956).
Almost surely, 2234450144 is an apocalyptic number.
234450144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
234450144 is an abundant number, since it is smaller than the sum of its proper divisors (432268272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
234450144 is a wasteful number, since it uses less digits than its factorization.
234450144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 814079 (or 814068 counting only the distinct ones).
The product of its (nonzero) digits is 7680, while the sum is 27.
The square root of 234450144 is about 15311.7648884771. The cubic root of 234450144 is about 616.6189034673.
The spelling of 234450144 in words is "two hundred thirty-four million, four hundred fifty thousand, one hundred forty-four".
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