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148000212 = 223212732371
BaseRepresentation
bin10001101001001…
…00110111010100
3101022111012010100
420310210313110
5300342001322
622404054100
73444660333
oct1064446724
9338435110
10148000212
11765a6828
1241694330
132487b8b9
1415927d1a
15ced6dac
hex8d24dd4

148000212 has 36 divisors (see below), whose sum is σ = 377069056. Its totient is φ = 48943440.

The previous prime is 148000211. The next prime is 148000217. The reversal of 148000212 is 212000841.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148000211) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 11614 + ... + 20757.

Almost surely, 2148000212 is an apocalyptic number.

148000212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

148000212 is an abundant number, since it is smaller than the sum of its proper divisors (229068844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

148000212 is a wasteful number, since it uses less digits than its factorization.

148000212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32508 (or 32503 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 148000212 is about 12165.5337737396. The cubic root of 148000212 is about 528.9574998345.

The spelling of 148000212 in words is "one hundred forty-eight million, two hundred twelve", and thus it is an aban number.

Divisors: 1 2 3 4 6 9 12 18 36 127 254 381 508 762 1143 1524 2286 4572 32371 64742 97113 129484 194226 291339 388452 582678 1165356 4111117 8222234 12333351 16444468 24666702 37000053 49333404 74000106 148000212