Search a number
-
+
11284452108 = 22321916497737
BaseRepresentation
bin10101000001001101…
…10001001100001100
31002010102200120011200
422200212301030030
5141102304431413
65103424545500
7546432155166
oct124046611414
932112616150
1011284452108
114870862986
12222b182290
1310aab405c7
14790997936
15460a2b573
hex2a09b130c

11284452108 has 36 divisors (see below), whose sum is σ = 30025883160. Its totient is φ = 3563510976.

The previous prime is 11284452107. The next prime is 11284452139. The reversal of 11284452108 is 80125448211.

11284452108 is a `hidden beast` number, since 1 + 128 + 4 + 4 + 521 + 0 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (11284452107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8248185 + ... + 8249552.

It is an arithmetic number, because the mean of its divisors is an integer number (834052310).

Almost surely, 211284452108 is an apocalyptic number.

11284452108 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

11284452108 is an abundant number, since it is smaller than the sum of its proper divisors (18741431052).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11284452108 is a wasteful number, since it uses less digits than its factorization.

11284452108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16497766 (or 16497761 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 36.

The spelling of 11284452108 in words is "eleven billion, two hundred eighty-four million, four hundred fifty-two thousand, one hundred eight".

Divisors: 1 2 3 4 6 9 12 18 19 36 38 57 76 114 171 228 342 684 16497737 32995474 49493211 65990948 98986422 148479633 197972844 296959266 313457003 593918532 626914006 940371009 1253828012 1880742018 2821113027 3761484036 5642226054 11284452108