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2080031513 = 7853734807
BaseRepresentation
bin111101111111010…
…1100001100011001
312100221221112211012
41323332230030121
513224442002023
6542222143305
7102354655550
oct17376541431
95327845735
102080031513
1197813a50a
124a0721b35
13271c18ba1
1415a36cd97
15c2920978
hex7bfac319

2080031513 has 8 divisors (see below), whose sum is σ = 2377525632. Its totient is φ = 1782624096.

The previous prime is 2080031509. The next prime is 2080031537. The reversal of 2080031513 is 3151300802.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2080031513 - 22 = 2080031509 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2080031713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42356 + ... + 77162.

It is an arithmetic number, because the mean of its divisors is an integer number (297190704).

Almost surely, 22080031513 is an apocalyptic number.

It is an amenable number.

2080031513 is a deficient number, since it is larger than the sum of its proper divisors (297494119).

2080031513 is an equidigital number, since it uses as much as digits as its factorization.

2080031513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43351.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 2080031513 is about 45607.3624867740. The cubic root of 2080031513 is about 1276.5073062733.

The spelling of 2080031513 in words is "two billion, eighty million, thirty-one thousand, five hundred thirteen".

Divisors: 1 7 8537 34807 59759 243649 297147359 2080031513