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11606980 = 2257117537
BaseRepresentation
bin101100010001…
…101111000100
3210211200210011
4230101233010
510432410410
61052440004
7200441410
oct54215704
923750704
1011606980
116608550
123a79004
132535148
141781d40
15104418a
hexb11bc4

11606980 has 48 divisors (see below), whose sum is σ = 30393216. Its totient is φ = 3617280.

The previous prime is 11606963. The next prime is 11606983. The reversal of 11606980 is 8960611.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11606983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2229 + ... + 5308.

It is an arithmetic number, because the mean of its divisors is an integer number (633192).

Almost surely, 211606980 is an apocalyptic number.

11606980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11606980 is an abundant number, since it is smaller than the sum of its proper divisors (18786236).

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

11606980 is a wasteful number, since it uses less digits than its factorization.

11606980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7564 (or 7562 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 31.

The square root of 11606980 is about 3406.9018183681. The cubic root of 11606980 is about 226.4156342344.

The spelling of 11606980 in words is "eleven million, six hundred six thousand, nine hundred eighty".

Divisors: 1 2 4 5 7 10 11 14 20 22 28 35 44 55 70 77 110 140 154 220 308 385 770 1540 7537 15074 30148 37685 52759 75370 82907 105518 150740 165814 211036 263795 331628 414535 527590 580349 829070 1055180 1160698 1658140 2321396 2901745 5803490 11606980