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13930848 = 253248371
BaseRepresentation
bin110101001001…
…000101100000
3222012202112100
4311021011200
512031241343
61214330400
7226260501
oct65110540
928182470
1013930848
1179554a8
1247b9a00
132b69b09
141bc8ba8
1513529d3
hexd49160

13930848 has 36 divisors (see below), whose sum is σ = 39616668. Its totient is φ = 4643520.

The previous prime is 13930843. The next prime is 13930867. The reversal of 13930848 is 84803931.

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

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13930843) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23898 + ... + 24473.

It is an arithmetic number, because the mean of its divisors is an integer number (1100463).

Almost surely, 213930848 is an apocalyptic number.

13930848 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

13930848 is an abundant number, since it is smaller than the sum of its proper divisors (25685820).

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

13930848 is a wasteful number, since it uses less digits than its factorization.

13930848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48387 (or 48376 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 13930848 is about 3732.4051227057. The cubic root of 13930848 is about 240.6167470718.

The spelling of 13930848 in words is "thirteen million, nine hundred thirty thousand, eight hundred forty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 72 96 144 288 48371 96742 145113 193484 290226 386968 435339 580452 773936 870678 1160904 1547872 1741356 2321808 3482712 4643616 6965424 13930848