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2130113148 = 223177509429
BaseRepresentation
bin111111011110110…
…1111001001111100
312111110011221220120
41332331233021330
513330302110043
6551211414540
7103533443262
oct17675571174
95443157816
102130113148
119a3436599
124b5454450
1327c4024a7
14162c88432
15c7014983
hex7ef6f27c

2130113148 has 12 divisors (see below), whose sum is σ = 4970264040. Its totient is φ = 710037712.

The previous prime is 2130113081. The next prime is 2130113149. The reversal of 2130113148 is 8413110312.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130113149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88754703 + ... + 88754726.

It is an arithmetic number, because the mean of its divisors is an integer number (414188670).

Almost surely, 22130113148 is an apocalyptic number.

It is an amenable number.

2130113148 is an abundant number, since it is smaller than the sum of its proper divisors (2840150892).

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

2130113148 is a wasteful number, since it uses less digits than its factorization.

2130113148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177509436 (or 177509434 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 2130113148 is about 46153.1488416554. The cubic root of 2130113148 is about 1286.6711335571.

The spelling of 2130113148 in words is "two billion, one hundred thirty million, one hundred thirteen thousand, one hundred forty-eight".

Divisors: 1 2 3 4 6 12 177509429 355018858 532528287 710037716 1065056574 2130113148