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214872412 = 2271756593
BaseRepresentation
bin11001100111010…
…11000101011100
3112222022122112111
430303223011130
5420001404122
633153243404
75216246116
oct1463530534
9488278474
10214872412
11100320907
125bb63564
1335693851
14207743b6
1513ce5d77
hexcceb15c

214872412 has 12 divisors (see below), whose sum is σ = 381323376. Its totient is φ = 105922880.

The previous prime is 214872403. The next prime is 214872421. The reversal of 214872412 is 214278412.

It is an interprime number because it is at equal distance from previous prime (214872403) and next prime (214872421).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 378013 + ... + 378580.

It is an arithmetic number, because the mean of its divisors is an integer number (31776948).

Almost surely, 2214872412 is an apocalyptic number.

It is an amenable number.

214872412 is a deficient number, since it is larger than the sum of its proper divisors (166450964).

214872412 is a wasteful number, since it uses less digits than its factorization.

214872412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756668 (or 756666 counting only the distinct ones).

The product of its digits is 7168, while the sum is 31.

The square root of 214872412 is about 14658.5269382704. The cubic root of 214872412 is about 598.9541149705.

The spelling of 214872412 in words is "two hundred fourteen million, eight hundred seventy-two thousand, four hundred twelve".

Divisors: 1 2 4 71 142 284 756593 1513186 3026372 53718103 107436206 214872412