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13830090 = 2354371151
BaseRepresentation
bin110100110000…
…011111001010
3222000122022120
4310300133022
512020030330
61212232110
7225360651
oct64603712
928018276
1013830090
11789682a
12476b636
132b32cb1
141ba0198
151332c10
hexd307ca

13830090 has 64 divisors (see below), whose sum is σ = 34670592. Its totient is φ = 3528000.

The previous prime is 13830059. The next prime is 13830101. The reversal of 13830090 is 9003831.

13830090 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 13830090.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 91515 + ... + 91665.

It is an arithmetic number, because the mean of its divisors is an integer number (541728).

Almost surely, 213830090 is an apocalyptic number.

13830090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13830090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17335296).

13830090 is an abundant number, since it is smaller than the sum of its proper divisors (20840502).

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

13830090 is a wasteful number, since it uses less digits than its factorization.

13830090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 13830090 is about 3718.8828967850. The cubic root of 13830090 is about 240.0352378815.

The spelling of 13830090 in words is "thirteen million, eight hundred thirty thousand, ninety".

Divisors: 1 2 3 5 6 10 15 30 43 71 86 129 142 151 213 215 258 302 355 426 430 453 645 710 755 906 1065 1290 1510 2130 2265 3053 4530 6106 6493 9159 10721 12986 15265 18318 19479 21442 30530 32163 32465 38958 45795 53605 64326 64930 91590 97395 107210 160815 194790 321630 461003 922006 1383009 2305015 2766018 4610030 6915045 13830090