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514425044 = 22718372323
BaseRepresentation
bin11110101010011…
…000000011010100
31022211222111111102
4132222120003110
52023143100134
6123013525232
715514353320
oct3652300324
91284874442
10514425044
1124441a171
12124343818
1382765b23
144c46c980
153026737e
hex1ea980d4

514425044 has 12 divisors (see below), whose sum is σ = 1028850144. Its totient is φ = 220467864.

The previous prime is 514425013. The next prime is 514425059. The reversal of 514425044 is 440524415.

514425044 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 514424998 and 514425016.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9186134 + ... + 9186189.

It is an arithmetic number, because the mean of its divisors is an integer number (85737512).

Almost surely, 2514425044 is an apocalyptic number.

It is an amenable number.

514425044 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

514425044 is a wasteful number, since it uses less digits than its factorization.

514425044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18372334 (or 18372332 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 29.

The square root of 514425044 is about 22680.9401039728. The cubic root of 514425044 is about 801.2610548813.

Adding to 514425044 its reverse (440524415), we get a palindrome (954949459).

The spelling of 514425044 in words is "five hundred fourteen million, four hundred twenty-five thousand, forty-four".

Divisors: 1 2 4 7 14 28 18372323 36744646 73489292 128606261 257212522 514425044