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414420253 = 1331878481
BaseRepresentation
bin11000101100111…
…000110100011101
31001212210201201021
4120230320310131
51322042422003
6105042244141
713161341212
oct3054706435
91055721637
10414420253
111a2a25085
12b6956651
1367b200b0
143d079b09
15265b12bd
hex18b38d1d

414420253 has 4 divisors (see below), whose sum is σ = 446298748. Its totient is φ = 382541760.

The previous prime is 414420217. The next prime is 414420257. The reversal of 414420253 is 352024414.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 270372249 + 144048004 = 16443^2 + 12002^2 .

It is a cyclic number.

It is not a de Polignac number, because 414420253 - 29 = 414419741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (414420257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15939228 + ... + 15939253.

It is an arithmetic number, because the mean of its divisors is an integer number (111574687).

Almost surely, 2414420253 is an apocalyptic number.

It is an amenable number.

414420253 is a deficient number, since it is larger than the sum of its proper divisors (31878495).

414420253 is a wasteful number, since it uses less digits than its factorization.

414420253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31878494.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 414420253 is about 20357.3144839883. The cubic root of 414420253 is about 745.5560930755.

Adding to 414420253 its reverse (352024414), we get a palindrome (766444667).

The spelling of 414420253 in words is "four hundred fourteen million, four hundred twenty thousand, two hundred fifty-three".

Divisors: 1 13 31878481 414420253