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11467980 = 223457079
BaseRepresentation
bin101011101111…
…110011001100
3210120122010000
4223233303030
510413433410
61045444300
7166322226
oct53576314
923518100
1011467980
116523077
123a10690
1324b6ab4
141747416
151017dc0
hexaefccc

11467980 has 60 divisors (see below), whose sum is σ = 35980560. Its totient is φ = 3057696.

The previous prime is 11467969. The next prime is 11468011. The reversal of 11467980 is 8976411.

It is a tau number, because it is divible by the number of its divisors (60).

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

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1920 + ... + 5159.

It is an arithmetic number, because the mean of its divisors is an integer number (599676).

Almost surely, 211467980 is an apocalyptic number.

11467980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11467980 is an abundant number, since it is smaller than the sum of its proper divisors (24512580).

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

11467980 is a wasteful number, since it uses less digits than its factorization.

11467980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7100 (or 7089 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 11467980 is about 3386.4406092533. The cubic root of 11467980 is about 225.5081846840.

The spelling of 11467980 in words is "eleven million, four hundred sixty-seven thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 81 90 108 135 162 180 270 324 405 540 810 1620 7079 14158 21237 28316 35395 42474 63711 70790 84948 106185 127422 141580 191133 212370 254844 318555 382266 424740 573399 637110 764532 955665 1146798 1274220 1911330 2293596 2866995 3822660 5733990 11467980