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13908060 = 2232577267
BaseRepresentation
bin110101000011…
…100001011100
3222011121021100
4311003201130
512030024220
61214033100
7226134165
oct65034134
928147240
1013908060
11793a371
1247a8790
132b5c62a
141bc076c
15134ad90
hexd4385c

13908060 has 36 divisors (see below), whose sum is σ = 42188328. Its totient is φ = 3708768.

The previous prime is 13908053. The next prime is 13908109. The reversal of 13908060 is 6080931.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38454 + ... + 38813.

It is an arithmetic number, because the mean of its divisors is an integer number (1171898).

Almost surely, 213908060 is an apocalyptic number.

13908060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13908060 is an abundant number, since it is smaller than the sum of its proper divisors (28280268).

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

13908060 is a wasteful number, since it uses less digits than its factorization.

13908060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77282 (or 77277 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 13908060 is about 3729.3511499992. The cubic root of 13908060 is about 240.4854756437.

Adding to 13908060 its reverse (6080931), we get a palindrome (19988991).

The spelling of 13908060 in words is "thirteen million, nine hundred eight thousand, sixty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 77267 154534 231801 309068 386335 463602 695403 772670 927204 1159005 1390806 1545340 2318010 2781612 3477015 4636020 6954030 13908060