Search a number
-
+
20414636310 = 235680487877
BaseRepresentation
bin10011000000110011…
…101010000100010110
31221200201201222100010
4103000303222010112
5313302121330220
613213420301050
71321615355055
oct230063520426
957621658303
1020414636310
118726591462
123b589a1786
131c04572173
14db93ba39c
157e73711e0
hex4c0cea116

20414636310 has 16 divisors (see below), whose sum is σ = 48995127216. Its totient is φ = 5443903008.

The previous prime is 20414636273. The next prime is 20414636311. The reversal of 20414636310 is 1363641402.

It is a super-2 number, since 2×204146363102 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 680487877 = 20414636310 / (2 + 0 + 4 + 1 + 4 + 6 + 3 + 6 + 3 + 1 + 0).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20414636311) 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, 340243909 + ... + 340243968.

It is an arithmetic number, because the mean of its divisors is an integer number (3062195451).

Almost surely, 220414636310 is an apocalyptic number.

20414636310 is an abundant number, since it is smaller than the sum of its proper divisors (28580490906).

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

20414636310 is a wasteful number, since it uses less digits than its factorization.

20414636310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680487887.

The product of its (nonzero) digits is 10368, while the sum is 30.

The spelling of 20414636310 in words is "twenty billion, four hundred fourteen million, six hundred thirty-six thousand, three hundred ten".

Divisors: 1 2 3 5 6 10 15 30 680487877 1360975754 2041463631 3402439385 4082927262 6804878770 10207318155 20414636310