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42923000 = 235342923
BaseRepresentation
bin1010001110111…
…1001111111000
32222202201021202
42203233033320
541442014000
64131553332
71030560641
oct243571770
988681252
1042923000
112225775a
121245b848
138b7b133
1459b46c8
153b7cdd5
hex28ef3f8

42923000 has 32 divisors (see below), whose sum is σ = 100442160. Its totient is φ = 17168800.

The previous prime is 42922993. The next prime is 42923017. The reversal of 42923000 is 32924.

Adding to 42923000 its reverse (32924), we get a palindrome (42955924).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

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, 20462 + ... + 22461.

Almost surely, 242923000 is an apocalyptic number.

42923000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42923000 is an abundant number, since it is smaller than the sum of its proper divisors (57519160).

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

42923000 is a wasteful number, since it uses less digits than its factorization.

42923000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42944 (or 42930 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 42923000 is about 6551.5646986044. The cubic root of 42923000 is about 350.1305635336.

The spelling of 42923000 in words is "forty-two million, nine hundred twenty-three thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 125 200 250 500 1000 42923 85846 171692 214615 343384 429230 858460 1073075 1716920 2146150 4292300 5365375 8584600 10730750 21461500 42923000