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1326940212 = 223139787691
BaseRepresentation
bin100111100010111…
…1000000000110100
310102110212112202210
41033011320000310
510204144041322
6335400533420
744611543233
oct11705700064
93373775683
101326940212
11621028904
12310481270
13181bab330
14c8334b1a
157b76270c
hex4f178034

1326940212 has 48 divisors (see below), whose sum is σ = 3368775872. Its totient is φ = 404075520.

The previous prime is 1326940193. The next prime is 1326940243. The reversal of 1326940212 is 2120496231.

It is a self number, because there is not a number n which added to its sum of digits gives 1326940212.

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 15 ways as a sum of consecutive naturals, for example, 28714 + ... + 58977.

Almost surely, 21326940212 is an apocalyptic number.

1326940212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1326940212 is an abundant number, since it is smaller than the sum of its proper divisors (2041835660).

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

1326940212 is a wasteful number, since it uses less digits than its factorization.

1326940212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87808 (or 87806 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 1326940212 is about 36427.1905587022. The cubic root of 1326940212 is about 1098.8804620656.

The spelling of 1326940212 in words is "one billion, three hundred twenty-six million, nine hundred forty thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 97 156 194 291 388 582 1164 1261 2522 3783 5044 7566 15132 87691 175382 263073 350764 526146 1052292 1139983 2279966 3419949 4559932 6839898 8506027 13679796 17012054 25518081 34024108 51036162 102072324 110578351 221156702 331735053 442313404 663470106 1326940212