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457412103 = 3440913807
BaseRepresentation
bin11011010000111…
…000111000000111
31011212200221110000
4123100320320013
51414044141403
6113215532343
714222636661
oct3320707007
91155627400
10457412103
11215219535
1210922a0b3
13739c3665
1444a6b531
152a2547a3
hex1b438e07

457412103 has 20 divisors (see below), whose sum is σ = 685014880. Its totient is φ = 304173792.

The previous prime is 457412077. The next prime is 457412117. The reversal of 457412103 is 301214754.

It is a de Polignac number, because none of the positive numbers 2k-457412103 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (457412203) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 26226 + ... + 40032.

It is an arithmetic number, because the mean of its divisors is an integer number (34250744).

Almost surely, 2457412103 is an apocalyptic number.

457412103 is a deficient number, since it is larger than the sum of its proper divisors (227602777).

457412103 is a wasteful number, since it uses less digits than its factorization.

457412103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14228 (or 14219 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 457412103 is about 21387.1948370982. The cubic root of 457412103 is about 770.4939221533.

Adding to 457412103 its reverse (301214754), we get a palindrome (758626857).

The spelling of 457412103 in words is "four hundred fifty-seven million, four hundred twelve thousand, one hundred three".

Divisors: 1 3 9 27 81 409 1227 3681 11043 13807 33129 41421 124263 372789 1118367 5647063 16941189 50823567 152470701 457412103