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2138830192 = 24133676887
BaseRepresentation
bin111111101111011…
…1111010101110000
312112001120211110001
41333132333111300
513340020031232
6552122315344
7104000520352
oct17736772560
95461524401
102138830192
119a834a864
124b8358b54
132811650c5
141640b70d2
15c7b876e7
hex7f7bf570

2138830192 has 10 divisors (see below), whose sum is σ = 4143983528. Its totient is φ = 1069415088.

The previous prime is 2138830157. The next prime is 2138830201. The reversal of 2138830192 is 2910388312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66838428 + ... + 66838459.

Almost surely, 22138830192 is an apocalyptic number.

It is an amenable number.

2138830192 is a deficient number, since it is larger than the sum of its proper divisors (2005153336).

2138830192 is a wasteful number, since it uses less digits than its factorization.

2138830192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133676895 (or 133676889 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 37.

The square root of 2138830192 is about 46247.4884939712. The cubic root of 2138830192 is about 1288.4238892597.

The spelling of 2138830192 in words is "two billion, one hundred thirty-eight million, eight hundred thirty thousand, one hundred ninety-two".

Divisors: 1 2 4 8 16 133676887 267353774 534707548 1069415096 2138830192