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2144760054 = 231318727107
BaseRepresentation
bin111111111010110…
…0111000011110110
312112110202002200120
41333311213003312
513343024310204
6552453352410
7104102105523
oct17765470366
95473662616
102144760054
11a0072aa78
124ba338706
132824601b8
14164bbc14a
15c84596d9
hex7fd670f6

2144760054 has 16 divisors (see below), whose sum is σ = 4290003648. Its totient is φ = 714839432.

The previous prime is 2144760041. The next prime is 2144760073. The reversal of 2144760054 is 4500674412.

It is a junction number, because it is equal to n+sod(n) for n = 2144759997 and 2144760024.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65569 + ... + 92675.

It is an arithmetic number, because the mean of its divisors is an integer number (268125228).

Almost surely, 22144760054 is an apocalyptic number.

2144760054 is an abundant number, since it is smaller than the sum of its proper divisors (2145243594).

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

2144760054 is a wasteful number, since it uses less digits than its factorization.

2144760054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40299.

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 2144760054 is about 46311.5542170634. The cubic root of 2144760054 is about 1289.6134999796.

The spelling of 2144760054 in words is "two billion, one hundred forty-four million, seven hundred sixty thousand, fifty-four".

Divisors: 1 2 3 6 13187 26374 27107 39561 54214 79122 81321 162642 357460009 714920018 1072380027 2144760054