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454997401 = 17106925037
BaseRepresentation
bin11011000111101…
…011010110011001
31011201011021002121
4123013223112121
51412434404101
6113052101241
714163262015
oct3307532631
91151137077
10454997401
1121391a311
12108464821
1373359541
14445dd545
1529e290a1
hex1b1eb599

454997401 has 8 divisors (see below), whose sum is σ = 482231880. Its totient is φ = 427815168.

The previous prime is 454997383. The next prime is 454997407. The reversal of 454997401 is 104799454.

It can be written as a sum of positive squares in 4 ways, for example, as 112784400 + 342213001 = 10620^2 + 18499^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 454997401 - 213 = 454989209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (454997407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5655 + ... + 30691.

It is an arithmetic number, because the mean of its divisors is an integer number (60278985).

Almost surely, 2454997401 is an apocalyptic number.

It is an amenable number.

454997401 is a deficient number, since it is larger than the sum of its proper divisors (27234479).

454997401 is a wasteful number, since it uses less digits than its factorization.

454997401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26123.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 454997401 is about 21330.6680861149. The cubic root of 454997401 is about 769.1357036356.

It can be divided in two parts, 45499 and 7401, that added together give a square (52900 = 2302).

The spelling of 454997401 in words is "four hundred fifty-four million, nine hundred ninety-seven thousand, four hundred one".

Divisors: 1 17 1069 18173 25037 425629 26764553 454997401