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2720764101 = 31182447397
BaseRepresentation
bin1010001000101011…
…1001000011000101
321000121121010200210
42202022321003011
521033003422401
61125551230033
7124265053566
oct24212710305
97017533623
102720764101
111176889380
1263b218319
133448a68b3
141bb4ba16d
1510dcd74d6
hexa22b90c5

2720764101 has 8 divisors (see below), whose sum is σ = 3957475104. Its totient is φ = 1648947920.

The previous prime is 2720764051. The next prime is 2720764121. The reversal of 2720764101 is 1014670272.

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 2720764101 - 222 = 2716569797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2720764121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41223666 + ... + 41223731.

It is an arithmetic number, because the mean of its divisors is an integer number (494684388).

Almost surely, 22720764101 is an apocalyptic number.

It is an amenable number.

2720764101 is a deficient number, since it is larger than the sum of its proper divisors (1236711003).

2720764101 is a wasteful number, since it uses less digits than its factorization.

2720764101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82447411.

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 2720764101 is about 52160.9442111624. The cubic root of 2720764101 is about 1396.0371095805.

The spelling of 2720764101 in words is "two billion, seven hundred twenty million, seven hundred sixty-four thousand, one hundred one".

Divisors: 1 3 11 33 82447397 247342191 906921367 2720764101