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2725167428 = 22681291857
BaseRepresentation
bin1010001001101110…
…1100000101000100
321000220212211220222
42202123230011010
521040120324203
61130225443512
7124350353354
oct24233540504
97026784828
102725167428
111179316695
126407a0598
13345788c09
141bbd04b64
1510e3a7038
hexa26ec144

2725167428 has 6 divisors (see below), whose sum is σ = 4769043006. Its totient is φ = 1362583712.

The previous prime is 2725167329. The next prime is 2725167457. The reversal of 2725167428 is 8247615272.

It can be written as a sum of positive squares in only one way, i.e., 2720874244 + 4293184 = 52162^2 + 2072^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340645925 + ... + 340645932.

It is an arithmetic number, because the mean of its divisors is an integer number (794840501).

Almost surely, 22725167428 is an apocalyptic number.

It is an amenable number.

2725167428 is a deficient number, since it is larger than the sum of its proper divisors (2043875578).

2725167428 is a wasteful number, since it uses less digits than its factorization.

2725167428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681291861 (or 681291859 counting only the distinct ones).

The product of its digits is 376320, while the sum is 44.

The square root of 2725167428 is about 52203.1361893134. The cubic root of 2725167428 is about 1396.7898263912.

The spelling of 2725167428 in words is "two billion, seven hundred twenty-five million, one hundred sixty-seven thousand, four hundred twenty-eight".

Divisors: 1 2 4 681291857 1362583714 2725167428