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2107272130 = 251791177247
BaseRepresentation
bin111110110011010…
…0110101111000010
312102212012111220221
41331212212233002
513303430202010
6545034053254
7103135342345
oct17546465702
95385174827
102107272130
11991555817
124a987a22a
13277765bb2
1415dc2045c
15c5001dda
hex7d9a6bc2

2107272130 has 16 divisors (see below), whose sum is σ = 3814283520. Its totient is φ = 838199152.

The previous prime is 2107272127. The next prime is 2107272131. The reversal of 2107272130 is 312727012.

It is a junction number, because it is equal to n+sod(n) for n = 2107272095 and 2107272104.

It is not an unprimeable number, because it can be changed into a prime (2107272131) 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, 586834 + ... + 590413.

It is an arithmetic number, because the mean of its divisors is an integer number (238392720).

Almost surely, 22107272130 is an apocalyptic number.

2107272130 is a deficient number, since it is larger than the sum of its proper divisors (1707011390).

2107272130 is a wasteful number, since it uses less digits than its factorization.

2107272130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1177433.

The product of its (nonzero) digits is 1176, while the sum is 25.

The square root of 2107272130 is about 45905.0338198329. The cubic root of 2107272130 is about 1282.0556426500.

Adding to 2107272130 its reverse (312727012), we get a palindrome (2419999142).

The spelling of 2107272130 in words is "two billion, one hundred seven million, two hundred seventy-two thousand, one hundred thirty".

Divisors: 1 2 5 10 179 358 895 1790 1177247 2354494 5886235 11772470 210727213 421454426 1053636065 2107272130