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42463045 = 564113249
BaseRepresentation
bin1010000111111…
…0111101000101
32221220100100101
42201332331011
541332304140
64114044101
71023633652
oct241767505
987810311
1042463045
1121a73129
1212279631
138a49981
1458d4c29
153adb99a
hex287ef45

42463045 has 8 divisors (see below), whose sum is σ = 51039000. Its totient is φ = 33914880.

The previous prime is 42462983. The next prime is 42463051. The reversal of 42463045 is 54036424.

It can be written as a sum of positive squares in 4 ways, for example, as 7392961 + 35070084 = 2719^2 + 5922^2 .

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

It is not a de Polignac number, because 42463045 - 211 = 42460997 is a prime.

It is a super-3 number, since 3×424630453 (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 3420 + ... + 9829.

It is an arithmetic number, because the mean of its divisors is an integer number (6379875).

Almost surely, 242463045 is an apocalyptic number.

It is an amenable number.

42463045 is a deficient number, since it is larger than the sum of its proper divisors (8575955).

42463045 is a wasteful number, since it uses less digits than its factorization.

42463045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13895.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 42463045 is about 6516.3674696874. The cubic root of 42463045 is about 348.8754245408.

Adding to 42463045 its reverse (54036424), we get a palindrome (96499469).

The spelling of 42463045 in words is "forty-two million, four hundred sixty-three thousand, forty-five".

Divisors: 1 5 641 3205 13249 66245 8492609 42463045