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2100000707 = 71915789479
BaseRepresentation
bin111110100101011…
…0111011111000011
312102100112002101222
41331022313133003
513300100010312
6544214145255
7103016466020
oct17512673703
95370462358
102100000707
11988439682
124a735222b
132760bb28c
1415cc8a547
15c4567672
hex7d2b77c3

2100000707 has 8 divisors (see below), whose sum is σ = 2526316800. Its totient is φ = 1705263624.

The previous prime is 2100000691. The next prime is 2100000737. The reversal of 2100000707 is 7070000012.

It is a happy number.

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 2100000707 - 24 = 2100000691 is a prime.

2100000707 is a modest number, since divided by 707 gives 21 as remainder.

It is not an unprimeable number, because it can be changed into a prime (2100000737) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7894607 + ... + 7894872.

It is an arithmetic number, because the mean of its divisors is an integer number (315789600).

Almost surely, 22100000707 is an apocalyptic number.

2100000707 is a deficient number, since it is larger than the sum of its proper divisors (426316093).

2100000707 is a wasteful number, since it uses less digits than its factorization.

2100000707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15789505.

The product of its (nonzero) digits is 98, while the sum is 17.

The square root of 2100000707 is about 45825.7646635602. The cubic root of 2100000707 is about 1280.5793086969.

Adding to 2100000707 its reverse (7070000012), we get a palindrome (9170000719).

The spelling of 2100000707 in words is "two billion, one hundred million, seven hundred seven", and thus it is an aban number.

Divisors: 1 7 19 133 15789479 110526353 300000101 2100000707