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514400242 = 2478961487
BaseRepresentation
bin11110101010010…
…001111111110010
31022211221020110211
4132222101333302
52023141301432
6123013214334
715514221106
oct3652217762
91284836424
10514400242
11244402574
121243313aa
1382757755
144c463906
153025ed47
hex1ea91ff2

514400242 has 16 divisors (see below), whose sum is σ = 796884480. Its totient is φ = 248895328.

The previous prime is 514400239. The next prime is 514400261. The reversal of 514400242 is 242004415.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22378 + ... + 39109.

It is an arithmetic number, because the mean of its divisors is an integer number (49805280).

Almost surely, 2514400242 is an apocalyptic number.

514400242 is a deficient number, since it is larger than the sum of its proper divisors (282484238).

514400242 is a wasteful number, since it uses less digits than its factorization.

514400242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61625.

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 514400242 is about 22680.3933387408. The cubic root of 514400242 is about 801.2481775947.

Adding to 514400242 its reverse (242004415), we get a palindrome (756404657).

The spelling of 514400242 in words is "five hundred fourteen million, four hundred thousand, two hundred forty-two".

Divisors: 1 2 47 89 94 178 4183 8366 61487 122974 2889889 5472343 5779778 10944686 257200121 514400242