Search a number
-
+
214551230 = 25191129217
BaseRepresentation
bin11001100100111…
…00101010111110
3112221201022221212
430302130222332
5414411114410
633142324422
75213440535
oct1462345276
9487638855
10214551230
11100121573
125ba29712
13355b05ba
14206cd31c
1513c80b05
hexcc9cabe

214551230 has 16 divisors (see below), whose sum is σ = 406518480. Its totient is φ = 81303552.

The previous prime is 214551223. The next prime is 214551241. The reversal of 214551230 is 32155412.

It is a junction number, because it is equal to n+sod(n) for n = 214551196 and 214551205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 564419 + ... + 564798.

It is an arithmetic number, because the mean of its divisors is an integer number (25407405).

Almost surely, 2214551230 is an apocalyptic number.

214551230 is a deficient number, since it is larger than the sum of its proper divisors (191967250).

214551230 is a wasteful number, since it uses less digits than its factorization.

214551230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1129243.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 214551230 is about 14647.5673748237. The cubic root of 214551230 is about 598.6555359070.

The spelling of 214551230 in words is "two hundred fourteen million, five hundred fifty-one thousand, two hundred thirty".

Divisors: 1 2 5 10 19 38 95 190 1129217 2258434 5646085 11292170 21455123 42910246 107275615 214551230