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2107007551 = 111046318307
BaseRepresentation
bin111110110010110…
…0110001000111111
312102211201001222201
41331211212020333
513303343220201
6545024252331
7103133161105
oct17545461077
95384631881
102107007551
11991394a60
124a97710a7
132776a263c
1415db91c75
15c4e9d801
hex7d96623f

2107007551 has 8 divisors (see below), whose sum is σ = 2298898944. Its totient is φ = 1915173720.

The previous prime is 2107007543. The next prime is 2107007563. The reversal of 2107007551 is 1557007012.

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 2107007551 - 23 = 2107007543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2107007501) 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, 105940 + ... + 124246.

It is an arithmetic number, because the mean of its divisors is an integer number (287362368).

Almost surely, 22107007551 is an apocalyptic number.

2107007551 is a deficient number, since it is larger than the sum of its proper divisors (191891393).

2107007551 is a wasteful number, since it uses less digits than its factorization.

2107007551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28781.

The product of its (nonzero) digits is 2450, while the sum is 28.

The square root of 2107007551 is about 45902.1519212335. The cubic root of 2107007551 is about 1282.0019841481.

The spelling of 2107007551 in words is "two billion, one hundred seven million, seven thousand, five hundred fifty-one".

Divisors: 1 11 10463 18307 115093 201377 191546141 2107007551