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415426 = 21123821
BaseRepresentation
bin1100101011011000010
3210002212011
41211123002
5101243201
612523134
73350104
oct1453302
9702764
10415426
11264130
121804aa
1311711b
14ab574
1583151
hex656c2

415426 has 16 divisors (see below), whose sum is σ = 710208. Its totient is φ = 180400.

The previous prime is 415409. The next prime is 415427. The reversal of 415426 is 624514.

415426 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×4154262 = 345157522952, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 415397 and 415406.

It is not an unprimeable number, because it can be changed into a prime (415427) by changing a digit.

415426 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96 + ... + 916.

It is an arithmetic number, because the mean of its divisors is an integer number (44388).

2415426 is an apocalyptic number.

415426 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

415426 is a deficient number, since it is larger than the sum of its proper divisors (294782).

415426 is a wasteful number, since it uses less digits than its factorization.

415426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857.

The product of its digits is 960, while the sum is 22.

The square root of 415426 is about 644.5354916527. The cubic root of 415426 is about 74.6158730153.

It can be divided in two parts, 415 and 426, that added together give a square (841 = 292).

The spelling of 415426 in words is "four hundred fifteen thousand, four hundred twenty-six".

Divisors: 1 2 11 22 23 46 253 506 821 1642 9031 18062 18883 37766 207713 415426