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42900801 = 341247181
BaseRepresentation
bin1010001110100…
…1110101000001
32222201120211120
42203221311001
541440311201
64131302453
71030436136
oct243516501
988646746
1042900801
1122242009
121244aa29
138b70cb8
1459aa58d
153b76536
hex28e9d41

42900801 has 24 divisors (see below), whose sum is σ = 60208512. Its totient is φ = 27158400.

The previous prime is 42900787. The next prime is 42900811. The reversal of 42900801 is 10800924.

It is not a de Polignac number, because 42900801 - 213 = 42892609 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42900811) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 236931 + ... + 237111.

It is an arithmetic number, because the mean of its divisors is an integer number (2508688).

Almost surely, 242900801 is an apocalyptic number.

42900801 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

42900801 is a deficient number, since it is larger than the sum of its proper divisors (17307711).

42900801 is a wasteful number, since it uses less digits than its factorization.

42900801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313 (or 272 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 42900801 is about 6549.8703040595. The cubic root of 42900801 is about 350.0701927246.

The spelling of 42900801 in words is "forty-two million, nine hundred thousand, eight hundred one".

Divisors: 1 3 41 47 123 141 181 543 1681 1927 5043 5781 7421 8507 22263 25521 79007 237021 304261 348787 912783 1046361 14300267 42900801