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445030 = 25191233
BaseRepresentation
bin1101100101001100110
3211121110121
41230221212
5103220110
613312154
73532315
oct1545146
9747417
10445030
112843a3
1219565a
13127741
14b827c
158bcda
hex6ca66

445030 has 16 divisors (see below), whose sum is σ = 808704. Its totient is φ = 176320.

The previous prime is 445021. The next prime is 445031. The reversal of 445030 is 30544.

It is a junction number, because it is equal to n+sod(n) for n = 444995 and 445013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445031) 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, 1794 + ... + 2026.

It is an arithmetic number, because the mean of its divisors is an integer number (50544).

2445030 is an apocalyptic number.

445030 is a deficient number, since it is larger than the sum of its proper divisors (363674).

445030 is a wasteful number, since it uses less digits than its factorization.

445030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431.

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 445030 is about 667.1056887780. The cubic root of 445030 is about 76.3477828183.

Adding to 445030 its reverse (30544), we get a palindrome (475574).

The spelling of 445030 in words is "four hundred forty-five thousand, thirty".

Divisors: 1 2 5 10 191 233 382 466 955 1165 1910 2330 44503 89006 222515 445030