Search a number
-
+
27754056001 = 723197883991
BaseRepresentation
bin11001110110010001…
…010100100101000001
32122122020011010102001
4121312101110211001
5423320014243001
620430001424001
72001525404110
oct316621244501
978566133361
1027754056001
1110852494071
12546693b001
132803c98559
1414b404bc77
15ac6884001
hex676454941

27754056001 has 32 divisors (see below), whose sum is σ = 33337294848. Its totient is φ = 22590912960.

The previous prime is 27754055971. The next prime is 27754056019. The reversal of 27754056001 is 10065045772.

It is not a de Polignac number, because 27754056001 - 25 = 27754055969 is a prime.

It is a super-2 number, since 2×277540560012 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27754056041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28005616 + ... + 28006606.

It is an arithmetic number, because the mean of its divisors is an integer number (1041790464).

Almost surely, 227754056001 is an apocalyptic number.

It is an amenable number.

27754056001 is a deficient number, since it is larger than the sum of its proper divisors (5583238847).

27754056001 is a wasteful number, since it uses less digits than its factorization.

27754056001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2101.

The product of its (nonzero) digits is 58800, while the sum is 37.

The spelling of 27754056001 in words is "twenty-seven billion, seven hundred fifty-four million, fifty-six thousand, one".

Divisors: 1 7 23 161 197 883 991 1379 4531 6181 6937 20309 22793 31717 142163 159551 173951 195227 875053 1217657 1366589 4000873 4490221 6125371 20126219 28006111 31431547 140883533 172385441 1206698087 3964865143 27754056001