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2080715 = 571317269
BaseRepresentation
bin111111011111111001011
310220201012112
413323333023
51013040330
6112332535
723454140
oct7737713
93821175
102080715
1111a12aa
1284414b
1357b0c0
143c23c7
152b1795
hex1fbfcb

2080715 has 32 divisors (see below), whose sum is σ = 3265920. Its totient is φ = 1234944.

The previous prime is 2080711. The next prime is 2080717. The reversal of 2080715 is 5170802.

It is a cyclic number.

It is not a de Polignac number, because 2080715 - 22 = 2080711 is a prime.

It is a super-2 number, since 2×20807152 = 8658749822450, which contains 22 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2080711) 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 31 ways as a sum of consecutive naturals, for example, 7601 + ... + 7869.

It is an arithmetic number, because the mean of its divisors is an integer number (102060).

22080715 is an apocalyptic number.

2080715 is a deficient number, since it is larger than the sum of its proper divisors (1185205).

2080715 is a wasteful number, since it uses less digits than its factorization.

2080715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311.

The product of its (nonzero) digits is 560, while the sum is 23.

The square root of 2080715 is about 1442.4683705371. The cubic root of 2080715 is about 127.6647108739.

The spelling of 2080715 in words is "two million, eighty thousand, seven hundred fifteen".

Divisors: 1 5 7 13 17 35 65 85 91 119 221 269 455 595 1105 1345 1547 1883 3497 4573 7735 9415 17485 22865 24479 32011 59449 122395 160055 297245 416143 2080715