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14992680 = 23351031213
BaseRepresentation
bin111001001100…
…010100101000
31001012201002110
4321030110220
512314231210
61253202320
7241302303
oct71142450
931181073
1014992680
11851024a
1250303a0
13314c211
141dc3b3a
1514b2420
hexe4c528

14992680 has 64 divisors (see below), whose sum is σ = 45452160. Its totient is φ = 3955968.

The previous prime is 14992661. The next prime is 14992687. The reversal of 14992680 is 8629941.

It is not an unprimeable number, because it can be changed into a prime (14992687) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11754 + ... + 12966.

It is an arithmetic number, because the mean of its divisors is an integer number (710190).

Almost surely, 214992680 is an apocalyptic number.

14992680 is a gapful number since it is divisible by the number (10) 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 14992680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22726080).

14992680 is an abundant number, since it is smaller than the sum of its proper divisors (30459480).

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

14992680 is a wasteful number, since it uses less digits than its factorization.

14992680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1330 (or 1326 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 14992680 is about 3872.0382229518. The cubic root of 14992680 is about 246.5810838558.

It can be divided in two parts, 149 and 92680, that added together give a palindrome (92829).

The spelling of 14992680 in words is "fourteen million, nine hundred ninety-two thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 103 120 206 309 412 515 618 824 1030 1213 1236 1545 2060 2426 2472 3090 3639 4120 4852 6065 6180 7278 9704 12130 12360 14556 18195 24260 29112 36390 48520 72780 124939 145560 249878 374817 499756 624695 749634 999512 1249390 1499268 1874085 2498780 2998536 3748170 4997560 7496340 14992680