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198412460 = 22567263563
BaseRepresentation
bin10111101001110…
…00100010101100
3111211100101201122
423310320202230
5401243144320
631404400112
74626322661
oct1364704254
9454311648
10198412460
11a1aa9244
1256546038
133214c82c
141c4cba68
1512643d25
hexbd388ac

198412460 has 48 divisors (see below), whose sum is σ = 425246976. Its totient is φ = 77744832.

The previous prime is 198412453. The next prime is 198412471. The reversal of 198412460 is 64214891.

It is a happy number.

198412460 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 198412460.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 352139 + ... + 352701.

It is an arithmetic number, because the mean of its divisors is an integer number (8859312).

Almost surely, 2198412460 is an apocalyptic number.

198412460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

198412460 is an abundant number, since it is smaller than the sum of its proper divisors (226834516).

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

198412460 is a wasteful number, since it uses less digits than its factorization.

198412460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902 (or 900 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 198412460 is about 14085.8957826615. The cubic root of 198412460 is about 583.2521037006.

The spelling of 198412460 in words is "one hundred ninety-eight million, four hundred twelve thousand, four hundred sixty".

Divisors: 1 2 4 5 10 20 67 134 263 268 335 526 563 670 1052 1126 1315 1340 2252 2630 2815 5260 5630 11260 17621 35242 37721 70484 75442 88105 148069 150884 176210 188605 296138 352420 377210 592276 740345 754420 1480690 2961380 9920623 19841246 39682492 49603115 99206230 198412460