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5186874280 = 235718524551
BaseRepresentation
bin1001101010010100…
…10110101110101000
3111101111000111212211
410311022112232220
541110314434110
62214404414504
7242351463310
oct46512265650
914344014784
105186874280
112221945465
1210090a7434
1364879b6a3
14372c28440
1520556b98a
hex135296ba8

5186874280 has 32 divisors (see below), whose sum is σ = 13337677440. Its totient is φ = 1778356800.

The previous prime is 5186874223. The next prime is 5186874281. The reversal of 5186874280 is 824786815.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (5186874281) 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, 9261996 + ... + 9262555.

It is an arithmetic number, because the mean of its divisors is an integer number (416802420).

Almost surely, 25186874280 is an apocalyptic number.

It is an amenable number.

5186874280 is an abundant number, since it is smaller than the sum of its proper divisors (8150803160).

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

5186874280 is a wasteful number, since it uses less digits than its factorization.

5186874280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18524569 (or 18524565 counting only the distinct ones).

The product of its (nonzero) digits is 860160, while the sum is 49.

The square root of 5186874280 is about 72019.9575117897. The cubic root of 5186874280 is about 1731.0192886269.

The spelling of 5186874280 in words is "five billion, one hundred eighty-six million, eight hundred seventy-four thousand, two hundred eighty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 18524551 37049102 74098204 92622755 129671857 148196408 185245510 259343714 370491020 518687428 648359285 740982040 1037374856 1296718570 2593437140 5186874280