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212060044 = 22721081939
BaseRepresentation
bin11001010001111…
…00011110001100
3112210000202200201
430220330132030
5413241410134
633013103244
75153323600
oct1450743614
9483022621
10212060044
11a977a939
125b027b24
1334c1a721
1420241500
151393c914
hexca3c78c

212060044 has 18 divisors (see below), whose sum is σ = 431694060. Its totient is φ = 90882792.

The previous prime is 212060039. The next prime is 212060053. The reversal of 212060044 is 440060212.

212060044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2120600442 = 89938924522563872, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 540774 + ... + 541165.

Almost surely, 2212060044 is an apocalyptic number.

It is an amenable number.

212060044 is an abundant number, since it is smaller than the sum of its proper divisors (219634016).

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

212060044 is a wasteful number, since it uses less digits than its factorization.

212060044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081957 (or 1081948 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 212060044 is about 14562.2815520096. The cubic root of 212060044 is about 596.3294839005.

The spelling of 212060044 in words is "two hundred twelve million, sixty thousand, forty-four".

Divisors: 1 2 4 7 14 28 49 98 196 1081939 2163878 4327756 7573573 15147146 30294292 53015011 106030022 212060044