Search a number
-
+
10986972243 = 3131927154713
BaseRepresentation
bin10100011101101111…
…11110010001010011
31001100200221000111220
422032313332101103
5140000131102433
65014120540123
7536160503022
oct121667762123
931320830456
1010986972243
11472894a955
122167621643
131061315910
1476327c8b9
154448692b3
hex28edfe453

10986972243 has 32 divisors (see below), whose sum is σ = 16668072960. Its totient is φ = 6381607680.

The previous prime is 10986972233. The next prime is 10986972257. The reversal of 10986972243 is 34227968901.

It is not a de Polignac number, because 10986972243 - 232 = 6692004947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10986972233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 173455 + ... + 228167.

It is an arithmetic number, because the mean of its divisors is an integer number (520877280).

Almost surely, 210986972243 is an apocalyptic number.

10986972243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10986972243 is a deficient number, since it is larger than the sum of its proper divisors (5681100717).

10986972243 is a wasteful number, since it uses less digits than its factorization.

10986972243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55019.

The product of its (nonzero) digits is 1306368, while the sum is 51.

The spelling of 10986972243 in words is "ten billion, nine hundred eighty-six million, nine hundred seventy-two thousand, two hundred forty-three".

Divisors: 1 3 13 19 39 57 247 271 741 813 3523 5149 10569 15447 54713 66937 164139 200811 711269 1039547 2133807 3118641 13514111 14827223 40542333 44481669 192753899 281717237 578261697 845151711 3662324081 10986972243