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2112153134 = 272131797523
BaseRepresentation
bin111110111100100…
…1110011000101110
312110012101111101212
41331321032120232
513311202400014
6545330434422
7103225001600
oct17571163056
95405344355
102112153134
11994289a03
124ab432a12
13278784770
14160731170
15c566823e
hex7de4e62e

2112153134 has 48 divisors (see below), whose sum is σ = 4202504208. Its totient is φ = 786417408.

The previous prime is 2112153061. The next prime is 2112153137. The reversal of 2112153134 is 4313512112.

It is a super-2 number, since 2×21121531342 = 8922381722932043912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112153137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27104 + ... + 70419.

It is an arithmetic number, because the mean of its divisors is an integer number (87552171).

Almost surely, 22112153134 is an apocalyptic number.

2112153134 is a deficient number, since it is larger than the sum of its proper divisors (2090351074).

2112153134 is a wasteful number, since it uses less digits than its factorization.

2112153134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97569 (or 97562 counting only the distinct ones).

The product of its digits is 720, while the sum is 23.

The square root of 2112153134 is about 45958.1672175904. The cubic root of 2112153134 is about 1283.0447402490.

Adding to 2112153134 its reverse (4313512112), we get a palindrome (6425665246).

The spelling of 2112153134 in words is "two billion, one hundred twelve million, one hundred fifty-three thousand, one hundred thirty-four".

Divisors: 1 2 7 13 14 17 26 34 49 91 98 119 182 221 238 442 637 833 1274 1547 1666 3094 10829 21658 97523 195046 682661 1267799 1365322 1657891 2535598 3315782 4778627 8874593 9557254 11605237 17749186 21552583 23210474 43105166 62122151 81236659 124244302 150868081 162473318 301736162 1056076567 2112153134