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415055023 = 809513047
BaseRepresentation
bin11000101111010…
…011110010101111
31001220222222110021
4120233103302233
51322223230043
6105104023011
713166623645
oct3057236257
91056888407
10415055023
111a3318a89
12b7001a67
1367cb2cb6
143d1a3195
15266893ed
hex18bd3caf

415055023 has 4 divisors (see below), whose sum is σ = 415568880. Its totient is φ = 414541168.

The previous prime is 415055021. The next prime is 415055027. The reversal of 415055023 is 320550514.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 415055023 - 21 = 415055021 is a prime.

It is a super-3 number, since 3×4150550233 (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (415055021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255715 + ... + 257332.

It is an arithmetic number, because the mean of its divisors is an integer number (103892220).

Almost surely, 2415055023 is an apocalyptic number.

415055023 is a deficient number, since it is larger than the sum of its proper divisors (513857).

415055023 is an equidigital number, since it uses as much as digits as its factorization.

415055023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513856.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 415055023 is about 20372.8992291230. The cubic root of 415055023 is about 745.9365564764.

The spelling of 415055023 in words is "four hundred fifteen million, fifty-five thousand, twenty-three".

Divisors: 1 809 513047 415055023