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2080248664 = 231325517841
BaseRepresentation
bin111101111111110…
…0001001101011000
312100222100120200211
41323333201031120
513230020424124
6542230540504
7102356551624
oct17377411530
95328316624
102080248664
1197827867a
124a0807734
13271c93990
1415a3c8184
15c2964e94
hex7bfe1358

2080248664 has 32 divisors (see below), whose sum is σ = 4202684640. Its totient is φ = 959616000.

The previous prime is 2080248659. The next prime is 2080248701. The reversal of 2080248664 is 4668420802.

It is a congruent number.

It is an unprimeable number.

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, 261384 + ... + 269224.

It is an arithmetic number, because the mean of its divisors is an integer number (131333895).

Almost surely, 22080248664 is an apocalyptic number.

It is an amenable number.

2080248664 is an abundant number, since it is smaller than the sum of its proper divisors (2122435976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2080248664 is a wasteful number, since it uses less digits than its factorization.

2080248664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10411 (or 10407 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 40.

The square root of 2080248664 is about 45609.7430819337. The cubic root of 2080248664 is about 1276.5517263043.

The spelling of 2080248664 in words is "two billion, eighty million, two hundred forty-eight thousand, six hundred sixty-four".

Divisors: 1 2 4 8 13 26 52 104 2551 5102 7841 10204 15682 20408 31364 33163 62728 66326 101933 132652 203866 265304 407732 815464 20002391 40004782 80009564 160019128 260031083 520062166 1040124332 2080248664