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2146048156 = 227317241781
BaseRepresentation
bin111111111101010…
…0001100010011100
312112120011112122001
41333322201202130
513343342020111
6552541132044
7104116052110
oct17772414234
95476145561
102146048156
11a0142a81a
124ba85a024
132827c15a5
14165035740
15c86111c1
hex7fea189c

2146048156 has 24 divisors (see below), whose sum is σ = 4305653856. Its totient is φ = 916829760.

The previous prime is 2146048139. The next prime is 2146048181. The reversal of 2146048156 is 6518406412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112015 + ... + 129766.

It is an arithmetic number, because the mean of its divisors is an integer number (179402244).

Almost surely, 22146048156 is an apocalyptic number.

It is an amenable number.

2146048156 is an abundant number, since it is smaller than the sum of its proper divisors (2159605700).

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

2146048156 is a wasteful number, since it uses less digits than its factorization.

2146048156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242109 (or 242107 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 2146048156 is about 46325.4590479145. The cubic root of 2146048156 is about 1289.8716207399.

The spelling of 2146048156 in words is "two billion, one hundred forty-six million, forty-eight thousand, one hundred fifty-six".

Divisors: 1 2 4 7 14 28 317 634 1268 2219 4438 8876 241781 483562 967124 1692467 3384934 6769868 76644577 153289154 306578308 536512039 1073024078 2146048156