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214892 = 22311733
BaseRepresentation
bin110100011101101100
3101220202222
4310131230
523334032
64334512
71553336
oct643554
9356688
10214892
111374a7
12a4438
1376a72
1458456
1543a12
hex3476c

214892 has 12 divisors (see below), whose sum is σ = 388416. Its totient is φ = 103920.

The previous prime is 214891. The next prime is 214913. The reversal of 214892 is 298412.

It is an Ulam number.

It is a plaindrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (214891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 743 + ... + 990.

It is an arithmetic number, because the mean of its divisors is an integer number (32368).

2214892 is an apocalyptic number.

It is an amenable number.

214892 is a deficient number, since it is larger than the sum of its proper divisors (173524).

214892 is a wasteful number, since it uses less digits than its factorization.

214892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1768 (or 1766 counting only the distinct ones).

The product of its digits is 1152, while the sum is 26.

The square root of 214892 is about 463.5644507509. The cubic root of 214892 is about 59.8972314851.

It can be divided in two parts, 21 and 4892, that added together give a cube (4913 = 173).

The spelling of 214892 in words is "two hundred fourteen thousand, eight hundred ninety-two".

Divisors: 1 2 4 31 62 124 1733 3466 6932 53723 107446 214892