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2752452031 = 71729797581
BaseRepresentation
bin1010010000001111…
…0001010110111111
321002211020001100211
42210003301112333
521114111431111
61133042333251
7125131312330
oct24403612677
97084201324
102752452031
111192761a4a
1264995a227
1334b31cc54
141c17a8287
15111996521
hexa40f15bf

2752452031 has 16 divisors (see below), whose sum is σ = 3445554240. Its totient is φ = 2143895040.

The previous prime is 2752452013. The next prime is 2752452037. The reversal of 2752452031 is 1302542572.

It is not a de Polignac number, because 2752452031 - 211 = 2752449983 is a prime.

It is a super-2 number, since 2×27524520312 = 15151984365912049922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2752451984 and 2752452002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2752452037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 395340 + ... + 402241.

It is an arithmetic number, because the mean of its divisors is an integer number (215347140).

Almost surely, 22752452031 is an apocalyptic number.

2752452031 is a deficient number, since it is larger than the sum of its proper divisors (693102209).

2752452031 is a wasteful number, since it uses less digits than its factorization.

2752452031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797634.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 2752452031 is about 52463.8163975897. The cubic root of 2752452031 is about 1401.4359469177.

The spelling of 2752452031 in words is "two billion, seven hundred fifty-two million, four hundred fifty-two thousand, thirty-one".

Divisors: 1 7 17 29 119 203 493 3451 797581 5583067 13558877 23129849 94912139 161908943 393207433 2752452031