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1106981616 = 243131774009
BaseRepresentation
bin100000111111011…
…0011001011110000
32212010222111022010
41001332303023300
54231341402431
6301502242520
736301121436
oct10176631360
92763874263
101106981616
11518953744
1226a886440
13148456710
14a7038d56
15672b4846
hex41fb32f0

1106981616 has 40 divisors (see below), whose sum is σ = 3079681360. Its totient is φ = 340609536.

The previous prime is 1106981611. The next prime is 1106981621. The reversal of 1106981616 is 6161896011.

It is an interprime number because it is at equal distance from previous prime (1106981611) and next prime (1106981621).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1106981611) 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, 886381 + ... + 887628.

It is an arithmetic number, because the mean of its divisors is an integer number (76992034).

Almost surely, 21106981616 is an apocalyptic number.

1106981616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1106981616 is an abundant number, since it is smaller than the sum of its proper divisors (1972699744).

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

1106981616 is a wasteful number, since it uses less digits than its factorization.

1106981616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1774033 (or 1774027 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 39.

The square root of 1106981616 is about 33271.3332465052. Note that the first 3 decimals coincide. The cubic root of 1106981616 is about 1034.4594456129.

The spelling of 1106981616 in words is "one billion, one hundred six million, nine hundred eighty-one thousand, six hundred sixteen".

Divisors: 1 2 3 4 6 8 12 13 16 24 26 39 48 52 78 104 156 208 312 624 1774009 3548018 5322027 7096036 10644054 14192072 21288108 23062117 28384144 42576216 46124234 69186351 85152432 92248468 138372702 184496936 276745404 368993872 553490808 1106981616