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214568030 = 25137156619
BaseRepresentation
bin11001100101000…
…00110001011110
3112221202012000002
430302200301132
5414412134110
633142534302
75213540525
oct1462406136
9487665002
10214568030
11100133156
125ba37392
13355b8141
14206d54bc
1513c85aa5
hexcca0c5e

214568030 has 16 divisors (see below), whose sum is σ = 389044080. Its totient is φ = 85200192.

The previous prime is 214568027. The next prime is 214568041. The reversal of 214568030 is 30865412.

It is a junction number, because it is equal to n+sod(n) for n = 214567984 and 214568002.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 76940 + ... + 79679.

It is an arithmetic number, because the mean of its divisors is an integer number (24315255).

Almost surely, 2214568030 is an apocalyptic number.

214568030 is a deficient number, since it is larger than the sum of its proper divisors (174476050).

214568030 is a wasteful number, since it uses less digits than its factorization.

214568030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156763.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 214568030 is about 14648.1408376626. The cubic root of 214568030 is about 598.6711610027.

The spelling of 214568030 in words is "two hundred fourteen million, five hundred sixty-eight thousand, thirty".

Divisors: 1 2 5 10 137 274 685 1370 156619 313238 783095 1566190 21456803 42913606 107284015 214568030