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13885700 = 2252191727
BaseRepresentation
bin110100111110…
…000100000100
3222010110121012
4310332010010
512023320300
61213341352
7226012043
oct64760404
928113535
1013885700
117924594
124797858
132b523ba
141bb655a
151344435
hexd3e104

13885700 has 36 divisors (see below), whose sum is σ = 30331392. Its totient is φ = 5517600.

The previous prime is 13885687. The next prime is 13885717. The reversal of 13885700 is 758831.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18737 + ... + 19463.

Almost surely, 213885700 is an apocalyptic number.

13885700 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 13885700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15165696).

13885700 is an abundant number, since it is smaller than the sum of its proper divisors (16445692).

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

13885700 is a wasteful number, since it uses less digits than its factorization.

13885700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 932 (or 925 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 13885700 is about 3726.3521035994. The cubic root of 13885700 is about 240.3565302819.

The spelling of 13885700 in words is "thirteen million, eight hundred eighty-five thousand, seven hundred".

Divisors: 1 2 4 5 10 20 25 50 100 191 382 727 764 955 1454 1910 2908 3635 3820 4775 7270 9550 14540 18175 19100 36350 72700 138857 277714 555428 694285 1388570 2777140 3471425 6942850 13885700