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9197030012 = 2216735938351
BaseRepresentation
bin10001001000010111…
…11000101001111100
3212201221211112101012
420210023320221330
5122313414430022
64120340134352
7443624315402
oct104413705174
925657745335
109197030012
11399a535855
1219480973b8
13b375377c1
14633663472
1538c64ade2
hex2242f8a7c

9197030012 has 24 divisors (see below), whose sum is σ = 16236702720. Its totient is φ = 4558127600.

The previous prime is 9197029999. The next prime is 9197030027. The reversal of 9197030012 is 2100307919.

It is a happy number.

It is a super-3 number, since 3×91970300123 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 220637 + ... + 258987.

It is an arithmetic number, because the mean of its divisors is an integer number (676529280).

Almost surely, 29197030012 is an apocalyptic number.

It is an amenable number.

9197030012 is a deficient number, since it is larger than the sum of its proper divisors (7039672708).

9197030012 is a wasteful number, since it uses less digits than its factorization.

9197030012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38881 (or 38879 counting only the distinct ones).

The product of its (nonzero) digits is 3402, while the sum is 32.

The square root of 9197030012 is about 95901.1470838592. The cubic root of 9197030012 is about 2095.1536019739.

The spelling of 9197030012 in words is "nine billion, one hundred ninety-seven million, thirty thousand, twelve".

Divisors: 1 2 4 167 334 359 668 718 1436 38351 59953 76702 119906 153404 239812 6404617 12809234 13768009 25618468 27536018 55072036 2299257503 4598515006 9197030012