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14949580 = 2251939341
BaseRepresentation
bin111001000001…
…110011001100
31001010111222011
4321001303030
512311341310
61252231004
7241032532
oct71016314
931114864
1014949580
118490928
12500b464
133135709
141db2152
1514a478a
hexe41ccc

14949580 has 24 divisors (see below), whose sum is σ = 33047280. Its totient is φ = 5664960.

The previous prime is 14949569. The next prime is 14949581. The reversal of 14949580 is 8594941.

It is not an unprimeable number, because it can be changed into a prime (14949581) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 19291 + ... + 20050.

It is an arithmetic number, because the mean of its divisors is an integer number (1376970).

Almost surely, 214949580 is an apocalyptic number.

14949580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14949580 is an abundant number, since it is smaller than the sum of its proper divisors (18097700).

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

14949580 is a wasteful number, since it uses less digits than its factorization.

14949580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39369 (or 39367 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 14949580 is about 3866.4686730918. The cubic root of 14949580 is about 246.3445718846.

It can be divided in two parts, 149 and 49580, that added together give a square (49729 = 2232).

The spelling of 14949580 in words is "fourteen million, nine hundred forty-nine thousand, five hundred eighty".

Divisors: 1 2 4 5 10 19 20 38 76 95 190 380 39341 78682 157364 196705 393410 747479 786820 1494958 2989916 3737395 7474790 14949580