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514061420 = 22525703071
BaseRepresentation
bin11110101000111…
…111010001101100
31022211022000200212
4132220333101230
52023044431140
6123002041552
715511310225
oct3650772154
91284260625
10514061420
112441a0a54
121241a92b8
1382669472
144c3b624c
15301e4765
hex1ea3f46c

514061420 has 12 divisors (see below), whose sum is σ = 1079529024. Its totient is φ = 205624560.

The previous prime is 514061381. The next prime is 514061441. The reversal of 514061420 is 24160415.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 12851516 + ... + 12851555.

It is an arithmetic number, because the mean of its divisors is an integer number (89960752).

Almost surely, 2514061420 is an apocalyptic number.

It is an amenable number.

514061420 is an abundant number, since it is smaller than the sum of its proper divisors (565467604).

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

514061420 is a wasteful number, since it uses less digits than its factorization.

514061420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25703080 (or 25703078 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 514061420 is about 22672.9226170778. The cubic root of 514061420 is about 801.0722185422.

The spelling of 514061420 in words is "five hundred fourteen million, sixty-one thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 25703071 51406142 102812284 128515355 257030710 514061420