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13960044 = 22327311787
BaseRepresentation
bin110101010000…
…001101101100
3222021020120200
4311100031230
512033210134
61215113500
7226441560
oct65201554
928236520
1013960044
11797542a
124812890
132b7a1a7
141bd56a0
15135b499
hexd5036c

13960044 has 72 divisors (see below), whose sum is σ = 41653248. Its totient is φ = 3857760.

The previous prime is 13960027. The next prime is 13960061. The reversal of 13960044 is 44006931.

13960044 is a `hidden beast` number, since 13 + 9 + 600 + 44 = 666.

It is an interprime number because it is at equal distance from previous prime (13960027) and next prime (13960061).

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 23 ways as a sum of consecutive naturals, for example, 6919 + ... + 8705.

Almost surely, 213960044 is an apocalyptic number.

13960044 is a gapful number since it is divisible by the number (14) 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 13960044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20826624).

13960044 is an abundant number, since it is smaller than the sum of its proper divisors (27693204).

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

13960044 is a wasteful number, since it uses less digits than its factorization.

13960044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1835 (or 1830 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 13960044 is about 3736.3142266142. The cubic root of 13960044 is about 240.7847230773.

Adding to 13960044 its reverse (44006931), we get a palindrome (57966975).

The spelling of 13960044 in words is "thirteen million, nine hundred sixty thousand, forty-four".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 31 36 42 62 63 84 93 124 126 186 217 252 279 372 434 558 651 868 1116 1302 1787 1953 2604 3574 3906 5361 7148 7812 10722 12509 16083 21444 25018 32166 37527 50036 55397 64332 75054 110794 112581 150108 166191 221588 225162 332382 387779 450324 498573 664764 775558 997146 1163337 1551116 1994292 2326674 3490011 4653348 6980022 13960044