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5145177590 = 257711035247
BaseRepresentation
bin1001100101010110…
…10010110111110110
3111021120120002202222
410302223102313312
541014131140330
62210315002342
7241334200520
oct46253226766
914246502688
105145177590
112200356093
12bb71393b2
1363cc5c7a7
1436b492a10
15201a820e5
hex132ad2df6

5145177590 has 32 divisors (see below), whose sum is σ = 10733451264. Its totient is φ = 1739213280.

The previous prime is 5145177581. The next prime is 5145177613. The reversal of 5145177590 is 957715415.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 512654 + ... + 522593.

It is an arithmetic number, because the mean of its divisors is an integer number (335420352).

Almost surely, 25145177590 is an apocalyptic number.

5145177590 is an abundant number, since it is smaller than the sum of its proper divisors (5588273674).

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

5145177590 is a wasteful number, since it uses less digits than its factorization.

5145177590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1035332.

The product of its (nonzero) digits is 220500, while the sum is 44.

The square root of 5145177590 is about 71729.8932802775. The cubic root of 5145177590 is about 1726.3683145966.

The spelling of 5145177590 in words is "five billion, one hundred forty-five million, one hundred seventy-seven thousand, five hundred ninety".

Divisors: 1 2 5 7 10 14 35 70 71 142 355 497 710 994 2485 4970 1035247 2070494 5176235 7246729 10352470 14493458 36233645 72467290 73502537 147005074 367512685 514517759 735025370 1029035518 2572588795 5145177590