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407268941 = 510179841
BaseRepresentation
bin11000010001100…
…110111001001101
31001101100101221212
4120101212321031
51313230101231
6104225104205
713043505002
oct3021467115
91041311855
10407268941
11199990202
12b4488065
13664b8051
143c1378a9
1525b4c42b
hex18466e4d

407268941 has 4 divisors (see below), whose sum is σ = 407353884. Its totient is φ = 407184000.

The previous prime is 407268919. The next prime is 407268973. The reversal of 407268941 is 149862704.

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 96452041 + 310816900 = 9821^2 + 17630^2 .

It is a cyclic number.

It is not a de Polignac number, because 407268941 - 214 = 407252557 is a prime.

It is a super-2 number, since 2×4072689412 = 331735980606522962, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (407262941) 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, 34820 + ... + 45021.

It is an arithmetic number, because the mean of its divisors is an integer number (101838471).

Almost surely, 2407268941 is an apocalyptic number.

It is an amenable number.

407268941 is a deficient number, since it is larger than the sum of its proper divisors (84943).

407268941 is an equidigital number, since it uses as much as digits as its factorization.

407268941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84942.

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 407268941 is about 20180.9053563015. The cubic root of 407268941 is about 741.2427019217.

The spelling of 407268941 in words is "four hundred seven million, two hundred sixty-eight thousand, nine hundred forty-one".

Divisors: 1 5101 79841 407268941