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401470 = 25192113
BaseRepresentation
bin1100010000000111110
3202101201021
41202000332
5100321340
612334354
73261316
oct1420076
9671637
10401470
112546a3
121743ba
13110974
14a6446
157de4a
hex6203e

401470 has 16 divisors (see below), whose sum is σ = 761040. Its totient is φ = 152064.

The previous prime is 401417. The next prime is 401473. The reversal of 401470 is 74104.

401470 = T196 + T197 + ... + T214.

It is a happy number.

401470 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 2×4014702 = 322356321800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401473) by changing a digit.

401470 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, 867 + ... + 1246.

It is an arithmetic number, because the mean of its divisors is an integer number (47565).

2401470 is an apocalyptic number.

401470 is a deficient number, since it is larger than the sum of its proper divisors (359570).

401470 is a wasteful number, since it uses less digits than its factorization.

401470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2139.

The product of its (nonzero) digits is 112, while the sum is 16.

The square root of 401470 is about 633.6166033178. The cubic root of 401470 is about 73.7707784027.

Adding to 401470 its reverse (74104), we get a palindrome (475574).

The spelling of 401470 in words is "four hundred one thousand, four hundred seventy", and thus it is an iban number.

Divisors: 1 2 5 10 19 38 95 190 2113 4226 10565 21130 40147 80294 200735 401470