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6967138900 = 2252175969463
BaseRepresentation
bin1100111110100011…
…00001101001010100
3122222112220022211111
412133101201221110
5103232041421100
63111201544404
7334436463211
oct63721415124
918875808744
106967138900
112a5584a637
121425345104
1387056b8c7
144a1444b08
152ab9c76ba
hex19f461a54

6967138900 has 72 divisors (see below), whose sum is σ = 16279583040. Its totient is φ = 2578429440.

The previous prime is 6967138891. The next prime is 6967138921. The reversal of 6967138900 is 98317696.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65569 + ... + 135031.

It is an arithmetic number, because the mean of its divisors is an integer number (226105320).

Almost surely, 26967138900 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6967138900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8139791520).

6967138900 is an abundant number, since it is smaller than the sum of its proper divisors (9312444140).

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

6967138900 is a wasteful number, since it uses less digits than its factorization.

6967138900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69553 (or 69546 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 49.

The square root of 6967138900 is about 83469.3889998004. The cubic root of 6967138900 is about 1909.9331043884.

The spelling of 6967138900 in words is "six billion, nine hundred sixty-seven million, one hundred thirty-eight thousand, nine hundred".

Divisors: 1 2 4 5 10 17 20 25 34 50 59 68 85 100 118 170 236 295 340 425 590 850 1003 1180 1475 1700 2006 2950 4012 5015 5900 10030 20060 25075 50150 69463 100300 138926 277852 347315 694630 1180871 1389260 1736575 2361742 3473150 4098317 4723484 5904355 6946300 8196634 11808710 16393268 20491585 23617420 29521775 40983170 59043550 69671389 81966340 102457925 118087100 139342778 204915850 278685556 348356945 409831700 696713890 1393427780 1741784725 3483569450 6967138900