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214760 = 23571359
BaseRepresentation
bin110100011011101000
3101220121002
4310123220
523333020
64334132
71553060
oct643350
9356532
10214760
11137397
12a4348
13769a0
14583a0
1543975
hex346e8

214760 has 64 divisors (see below), whose sum is σ = 604800. Its totient is φ = 66816.

The previous prime is 214759. The next prime is 214763. The reversal of 214760 is 67412.

214760 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2147602 = 92243715200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an Ulam number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 214760.

It is not an unprimeable number, because it can be changed into a prime (214763) 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, 3611 + ... + 3669.

It is an arithmetic number, because the mean of its divisors is an integer number (9450).

2214760 is an apocalyptic number.

214760 is a gapful number since it is divisible by the number (20) 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 214760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (302400).

214760 is an abundant number, since it is smaller than the sum of its proper divisors (390040).

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

214760 is a wasteful number, since it uses less digits than its factorization.

214760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90 (or 86 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 214760 is about 463.4220538559. The cubic root of 214760 is about 59.8849647744.

The spelling of 214760 in words is "two hundred fourteen thousand, seven hundred sixty".

Divisors: 1 2 4 5 7 8 10 13 14 20 26 28 35 40 52 56 59 65 70 91 104 118 130 140 182 236 260 280 295 364 413 455 472 520 590 728 767 826 910 1180 1534 1652 1820 2065 2360 3068 3304 3640 3835 4130 5369 6136 7670 8260 10738 15340 16520 21476 26845 30680 42952 53690 107380 214760