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5078423555 = 547191113143
BaseRepresentation
bin1001011101011001…
…01001100000000011
3111002220221122110022
410232230221200003
540400034023210
62155532124055
7236563613402
oct45654514003
914086848408
105078423555
112176701867
12b9890662b
1362c18956a
14362677639
151eac98155
hex12eb29803

5078423555 has 16 divisors (see below), whose sum is σ = 6256410624. Its totient is φ = 3955444320.

The previous prime is 5078423551. The next prime is 5078423563. The reversal of 5078423555 is 5553248705.

It is not a de Polignac number, because 5078423555 - 22 = 5078423551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5078423551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11687 + ... + 101456.

It is an arithmetic number, because the mean of its divisors is an integer number (391025664).

Almost surely, 25078423555 is an apocalyptic number.

5078423555 is a deficient number, since it is larger than the sum of its proper divisors (1177987069).

5078423555 is a wasteful number, since it uses less digits than its factorization.

5078423555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113386.

The product of its (nonzero) digits is 840000, while the sum is 44.

The square root of 5078423555 is about 71263.0588383631. The cubic root of 5078423555 is about 1718.8697679978.

The spelling of 5078423555 in words is "five billion, seventy-eight million, four hundred twenty-three thousand, five hundred fifty-five".

Divisors: 1 5 47 191 235 955 8977 44885 113143 565715 5317721 21610313 26588605 108051565 1015684711 5078423555