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11338980 = 2235188983
BaseRepresentation
bin101011010000…
…010011100100
3210100002011020
4223100103210
510400321410
61043011140
7165244152
oct53202344
923302136
1011338980
116445164
123969ab0
132470173
1417123d2
15edea70
hexad04e4

11338980 has 24 divisors (see below), whose sum is σ = 31749312. Its totient is φ = 3023712.

The previous prime is 11338973. The next prime is 11338981. The reversal of 11338980 is 8983311.

It is not an unprimeable number, because it can be changed into a prime (11338981) 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, 94432 + ... + 94551.

It is an arithmetic number, because the mean of its divisors is an integer number (1322888).

Almost surely, 211338980 is an apocalyptic number.

11338980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11338980 is an abundant number, since it is smaller than the sum of its proper divisors (20410332).

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

11338980 is a wasteful number, since it uses less digits than its factorization.

11338980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188995 (or 188993 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 11338980 is about 3367.3401966537. The cubic root of 11338980 is about 224.6594353918.

It can be divided in two parts, 113 and 38980, that added together give a palindrome (39093).

The spelling of 11338980 in words is "eleven million, three hundred thirty-eight thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 188983 377966 566949 755932 944915 1133898 1889830 2267796 2834745 3779660 5669490 11338980