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514450420 = 225112338411
BaseRepresentation
bin11110101010011…
…110001111110100
31022212000210022021
4132222132033310
52023144403140
6123014242524
715514520311
oct3652361764
91285023267
10514450420
11244437240
12124356444
1382774543
144c477d08
153026eb4a
hex1ea9e3f4

514450420 has 24 divisors (see below), whose sum is σ = 1178559648. Its totient is φ = 187072800.

The previous prime is 514450399. The next prime is 514450421. The reversal of 514450420 is 24054415.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (514450421) 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, 1168986 + ... + 1169425.

It is an arithmetic number, because the mean of its divisors is an integer number (49106652).

Almost surely, 2514450420 is an apocalyptic number.

It is an amenable number.

514450420 is an abundant number, since it is smaller than the sum of its proper divisors (664109228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

514450420 is a wasteful number, since it uses less digits than its factorization.

514450420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2338431 (or 2338429 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 514450420 is about 22681.4995095122. The cubic root of 514450420 is about 801.2742297622.

The spelling of 514450420 in words is "five hundred fourteen million, four hundred fifty thousand, four hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 2338411 4676822 9353644 11692055 23384110 25722521 46768220 51445042 102890084 128612605 257225210 514450420