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1430550212 = 227135696907
BaseRepresentation
bin101010101000100…
…0111011011000100
310200200211110222012
41111101013123010
510412210101322
6353541353352
750310322220
oct12521073304
93620743865
101430550212
11674565603
1233b108858
1319a4b7020
14d7dc5780
15858cbae2
hex554476c4

1430550212 has 48 divisors (see below), whose sum is σ = 3087047040. Its totient is φ = 564855552.

The previous prime is 1430550179. The next prime is 1430550239. The reversal of 1430550212 is 2120550341.

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, 203663 + ... + 210569.

It is an arithmetic number, because the mean of its divisors is an integer number (64313480).

Almost surely, 21430550212 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1430550212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1543523520).

1430550212 is an abundant number, since it is smaller than the sum of its proper divisors (1656496828).

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

1430550212 is a wasteful number, since it uses less digits than its factorization.

1430550212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7500 (or 7498 counting only the distinct ones).

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

The square root of 1430550212 is about 37822.6150867441. The cubic root of 1430550212 is about 1126.7676473492.

The spelling of 1430550212 in words is "one billion, four hundred thirty million, five hundred fifty thousand, two hundred twelve".

Divisors: 1 2 4 7 13 14 26 28 52 91 182 364 569 1138 2276 3983 6907 7397 7966 13814 14794 15932 27628 29588 48349 51779 89791 96698 103558 179582 193396 207116 359164 628537 1257074 2514148 3930083 7860166 15720332 27510581 51091079 55021162 102182158 110042324 204364316 357637553 715275106 1430550212