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24230149 = 195992129
BaseRepresentation
bin101110001101…
…1100100000101
31200121000111221
41130123210011
522200331044
62223200341
7412644556
oct134334405
950530457
1024230149
111274a519
1281460b1
135034988
14330a32d
1521d9484
hex171b905

24230149 has 8 divisors (see below), whose sum is σ = 25560000. Its totient is φ = 22905792.

The previous prime is 24230123. The next prime is 24230191. The reversal of 24230149 is 94103242.

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

It is not a de Polignac number, because 24230149 - 217 = 24099077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24231149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10317 + ... + 12445.

It is an arithmetic number, because the mean of its divisors is an integer number (3195000).

Almost surely, 224230149 is an apocalyptic number.

It is an amenable number.

24230149 is a deficient number, since it is larger than the sum of its proper divisors (1329851).

24230149 is a wasteful number, since it uses less digits than its factorization.

24230149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2747.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 24230149 is about 4922.4129245727. The cubic root of 24230149 is about 289.3690165251.

The spelling of 24230149 in words is "twenty-four million, two hundred thirty thousand, one hundred forty-nine".

Divisors: 1 19 599 2129 11381 40451 1275271 24230149