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13764120 = 2335234987
BaseRepresentation
bin110100100000…
…011000011000
3221220021211020
4310200120120
512010422440
61211002440
7224664426
oct64403030
927807736
1013764120
117851207
124739420
132b0bc66
141b84116
15131d3d0
hexd20618

13764120 has 64 divisors (see below), whose sum is σ = 43096320. Its totient is φ = 3510144.

The previous prime is 13764119. The next prime is 13764137. The reversal of 13764120 is 2146731.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 267 + ... + 5253.

It is an arithmetic number, because the mean of its divisors is an integer number (673380).

Almost surely, 213764120 is an apocalyptic number.

13764120 is a gapful number since it is divisible by the number (10) 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 13764120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21548160).

13764120 is an abundant number, since it is smaller than the sum of its proper divisors (29332200).

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

13764120 is a wasteful number, since it uses less digits than its factorization.

13764120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5024 (or 5020 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 13764120 is about 3710.0026954168. The cubic root of 13764120 is about 239.6529706751.

The spelling of 13764120 in words is "thirteen million, seven hundred sixty-four thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 23 24 30 40 46 60 69 92 115 120 138 184 230 276 345 460 552 690 920 1380 2760 4987 9974 14961 19948 24935 29922 39896 49870 59844 74805 99740 114701 119688 149610 199480 229402 299220 344103 458804 573505 598440 688206 917608 1147010 1376412 1720515 2294020 2752824 3441030 4588040 6882060 13764120