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214948 = 221729109
BaseRepresentation
bin110100011110100100
3101220212001
4310132210
523334243
64335044
71553446
oct643644
9356761
10214948
11137548
12a4484
1376ab6
1458496
1543a4d
hex347a4

214948 has 24 divisors (see below), whose sum is σ = 415800. Its totient is φ = 96768.

The previous prime is 214943. The next prime is 214967. The reversal of 214948 is 849412.

214948 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 can be written as a sum of positive squares in 4 ways, for example, as 79524 + 135424 = 282^2 + 368^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1918 + ... + 2026.

It is an arithmetic number, because the mean of its divisors is an integer number (17325).

2214948 is an apocalyptic number.

It is an amenable number.

214948 is a deficient number, since it is larger than the sum of its proper divisors (200852).

214948 is a wasteful number, since it uses less digits than its factorization.

214948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159 (or 157 counting only the distinct ones).

The product of its digits is 2304, while the sum is 28.

The square root of 214948 is about 463.6248483418. The cubic root of 214948 is about 59.9024340266.

It can be divided in two parts, 2149 and 48, that added together give a cube (2197 = 133).

The spelling of 214948 in words is "two hundred fourteen thousand, nine hundred forty-eight".

Divisors: 1 2 4 17 29 34 58 68 109 116 218 436 493 986 1853 1972 3161 3706 6322 7412 12644 53737 107474 214948