Search a number
-
+
14764540 = 2257163647
BaseRepresentation
bin111000010100…
…100111111100
31000210010010211
4320110213330
512234431130
61244242204
7236332210
oct70244774
930703124
1014764540
1183748aa
124b40364
13309c41b
141d64940
151469a2a
hexe149fc

14764540 has 48 divisors (see below), whose sum is σ = 35707392. Its totient is φ = 5023296.

The previous prime is 14764537. The next prime is 14764543. The reversal of 14764540 is 4546741.

It is an interprime number because it is at equal distance from previous prime (14764537) and next prime (14764543).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14764543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22497 + ... + 23143.

It is an arithmetic number, because the mean of its divisors is an integer number (743904).

Almost surely, 214764540 is an apocalyptic number.

14764540 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 14764540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17853696).

14764540 is an abundant number, since it is smaller than the sum of its proper divisors (20942852).

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

14764540 is a wasteful number, since it uses less digits than its factorization.

14764540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826 (or 824 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 31.

The square root of 14764540 is about 3842.4653544307. The cubic root of 14764540 is about 245.3239640470.

The spelling of 14764540 in words is "fourteen million, seven hundred sixty-four thousand, five hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 163 326 647 652 815 1141 1294 1630 2282 2588 3235 3260 4529 4564 5705 6470 9058 11410 12940 18116 22645 22820 45290 90580 105461 210922 421844 527305 738227 1054610 1476454 2109220 2952908 3691135 7382270 14764540