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514131480 = 233251428143
BaseRepresentation
bin11110101001010…
…000011000011000
31022211102120210200
4132221100120120
52023104201410
6123003342200
715512021412
oct3651203030
91284376720
10514131480
11244239655
12124221960
1382692315
144c3d39b2
153020a3c0
hex1ea50618

514131480 has 48 divisors (see below), whose sum is σ = 1670928480. Its totient is φ = 137101632.

The previous prime is 514131479. The next prime is 514131523. The reversal of 514131480 is 84131415.

It is a happy number.

514131480 is a `hidden beast` number, since 51 + 4 + 131 + 480 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 713712 + ... + 714431.

It is an arithmetic number, because the mean of its divisors is an integer number (34811010).

Almost surely, 2514131480 is an apocalyptic number.

It is an amenable number.

514131480 is an abundant number, since it is smaller than the sum of its proper divisors (1156797000).

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

514131480 is a wasteful number, since it uses less digits than its factorization.

514131480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1428160 (or 1428153 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 514131480 is about 22674.4675791958. The cubic root of 514131480 is about 801.1086088567.

Adding to 514131480 its reverse (84131415), we get a palindrome (598262895).

The spelling of 514131480 in words is "five hundred fourteen million, one hundred thirty-one thousand, four hundred eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 180 360 1428143 2856286 4284429 5712572 7140715 8568858 11425144 12853287 14281430 17137716 21422145 25706574 28562860 34275432 42844290 51413148 57125720 64266435 85688580 102826296 128532870 171377160 257065740 514131480