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2720056107 = 323210911571
BaseRepresentation
bin1010001000100000…
…1100001100101011
321000120021011111210
42202020030030223
521032313243412
61125524124203
7124256044506
oct24210141453
97016234453
102720056107
11117644545a
1263ab36663
133446b9572
141bb37413d
1510dbe783c
hexa220c32b

2720056107 has 24 divisors (see below), whose sum is σ = 3797172288. Its totient is φ = 1731835600.

The previous prime is 2720056067. The next prime is 2720056121. The reversal of 2720056107 is 7016500272.

It is not a de Polignac number, because 2720056107 - 216 = 2719990571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2720056187) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1730632 + ... + 1732202.

It is an arithmetic number, because the mean of its divisors is an integer number (158215512).

Almost surely, 22720056107 is an apocalyptic number.

2720056107 is a deficient number, since it is larger than the sum of its proper divisors (1077116181).

2720056107 is a wasteful number, since it uses less digits than its factorization.

2720056107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2711 (or 2688 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 2720056107 is about 52154.1571401552. The cubic root of 2720056107 is about 1395.9160073698.

Adding to 2720056107 its reverse (7016500272), we get a palindrome (9736556379).

The spelling of 2720056107 in words is "two billion, seven hundred twenty million, fifty-six thousand, one hundred seven".

Divisors: 1 3 23 69 529 1091 1571 1587 3273 4713 25093 36133 75279 108399 577139 831059 1713961 1731417 2493177 5141883 39421103 118263309 906685369 2720056107