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424301431 = 2235413517
BaseRepresentation
bin11001010010100…
…101001101110111
31002120101202010211
4121102211031313
51332110121211
6110034130251
713341334261
oct3122451567
91076352124
10424301431
111a8563a44
12ba120987
1369b9c848
14404ccb31
15273b3e21
hex194a5377

424301431 has 8 divisors (see below), whose sum is σ = 427113344. Its totient is φ = 421498080.

The previous prime is 424301399. The next prime is 424301441. The reversal of 424301431 is 134103424.

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 424301431 - 25 = 424301399 is a prime.

It is a super-2 number, since 2×4243014312 = 360063408697295522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424301441) 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, 118885 + ... + 122401.

It is an arithmetic number, because the mean of its divisors is an integer number (53389168).

Almost surely, 2424301431 is an apocalyptic number.

424301431 is a deficient number, since it is larger than the sum of its proper divisors (2811913).

424301431 is a wasteful number, since it uses less digits than its factorization.

424301431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4281.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 424301431 is about 20598.5783732762. The cubic root of 424301431 is about 751.4351371273.

Adding to 424301431 its reverse (134103424), we get a palindrome (558404855).

The spelling of 424301431 in words is "four hundred twenty-four million, three hundred one thousand, four hundred thirty-one".

Divisors: 1 223 541 3517 120643 784291 1902697 424301431