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516182980 = 225107241207
BaseRepresentation
bin11110110001000…
…101001111000100
31022222021210221011
4132301011033010
52024120323410
6123115332004
715535324435
oct3661051704
91288253834
10516182980
1124540aa05
12124a51004
1382c30021
144c7a948c
15304b318a
hex1ec453c4

516182980 has 24 divisors (see below), whose sum is σ = 1094119488. Its totient is φ = 204542688.

The previous prime is 516182969. The next prime is 516182987. The reversal of 516182980 is 89281615.

It is not an unprimeable number, because it can be changed into a prime (516182987) 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, 118464 + ... + 122743.

It is an arithmetic number, because the mean of its divisors is an integer number (45588312).

Almost surely, 2516182980 is an apocalyptic number.

It is an amenable number.

516182980 is an abundant number, since it is smaller than the sum of its proper divisors (577936508).

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

516182980 is a wasteful number, since it uses less digits than its factorization.

516182980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241323 (or 241321 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 40.

The square root of 516182980 is about 22719.6606488741. The cubic root of 516182980 is about 802.1727291347.

The spelling of 516182980 in words is "five hundred sixteen million, one hundred eighty-two thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 107 214 428 535 1070 2140 241207 482414 964828 1206035 2412070 4824140 25809149 51618298 103236596 129045745 258091490 516182980