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1086445212 = 223294197451
BaseRepresentation
bin100000011000001…
…1101011010011100
32210201100010122120
41000300131122130
54211112221322
6255450142540
735631426516
oct10060353234
92721303576
101086445212
115082a7406
12263a21a50
131441160b8
14a4410bb6
15655a9a5c
hex40c1d69c

1086445212 has 48 divisors (see below), whose sum is σ = 2629065600. Its totient is φ = 348779200.

The previous prime is 1086445211. The next prime is 1086445219. The reversal of 1086445212 is 2125446801.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1086445211) 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 15 ways as a sum of consecutive naturals, for example, 142087 + ... + 149537.

It is an arithmetic number, because the mean of its divisors is an integer number (54772200).

Almost surely, 21086445212 is an apocalyptic number.

1086445212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1086445212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1314532800).

1086445212 is an abundant number, since it is smaller than the sum of its proper divisors (1542620388).

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

1086445212 is a wasteful number, since it uses less digits than its factorization.

1086445212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7906 (or 7904 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 1086445212 is about 32961.2683615179. The cubic root of 1086445212 is about 1028.0224765080.

The spelling of 1086445212 in words is "one billion, eighty-six million, four hundred forty-five thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 29 58 87 116 174 348 419 838 1257 1676 2514 5028 7451 12151 14902 22353 24302 29804 36453 44706 48604 72906 89412 145812 216079 432158 648237 864316 1296474 2592948 3121969 6243938 9365907 12487876 18731814 37463628 90537101 181074202 271611303 362148404 543222606 1086445212