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14997180 = 22351131733
BaseRepresentation
bin111001001101…
…011010111100
31001012221021010
4321031122330
512314402210
61253235220
7241321362
oct71153274
931187233
1014997180
118513670
125032b10
133151293
141dc5632
1514b3920
hexe4d6bc

14997180 has 96 divisors (see below), whose sum is σ = 47351808. Its totient is φ = 3513600.

The previous prime is 14997167. The next prime is 14997181. The reversal of 14997180 is 8179941.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14997181) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20094 + ... + 20826.

It is an arithmetic number, because the mean of its divisors is an integer number (493248).

Almost surely, 214997180 is an apocalyptic number.

14997180 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 14997180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23675904).

14997180 is an abundant number, since it is smaller than the sum of its proper divisors (32354628).

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

14997180 is a wasteful number, since it uses less digits than its factorization.

14997180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 787 (or 785 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 39.

The square root of 14997180 is about 3872.6192686604. The cubic root of 14997180 is about 246.6057515354.

It can be divided in two parts, 149971 and 80, that added together give a palindrome (150051).

The spelling of 14997180 in words is "fourteen million, nine hundred ninety-seven thousand, one hundred eighty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 31 33 44 55 60 62 66 93 110 124 132 155 165 186 220 310 330 341 372 465 620 660 682 733 930 1023 1364 1466 1705 1860 2046 2199 2932 3410 3665 4092 4398 5115 6820 7330 8063 8796 10230 10995 14660 16126 20460 21990 22723 24189 32252 40315 43980 45446 48378 68169 80630 90892 96756 113615 120945 136338 161260 227230 241890 249953 272676 340845 454460 483780 499906 681690 749859 999812 1249765 1363380 1499718 2499530 2999436 3749295 4999060 7498590 14997180