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9912901337 = 73191710959
BaseRepresentation
bin10010011101101101…
…01101111011011001
3221120211212120012222
421032312231323121
5130300200320322
64315351513425
7500436161663
oct111666557331
927524776188
109912901337
114227635549
121b07988875
13c1c942cc1
146a076d533
153d0405e42
hex24edaded9

9912901337 has 8 divisors (see below), whose sum is σ = 10101319680. Its totient is φ = 9725905440.

The previous prime is 9912901291. The next prime is 9912901373. The reversal of 9912901337 is 7331092199.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-9912901337 is a prime.

It is a super-2 number, since 2×99129013372 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9912901387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 341537 + ... + 369422.

It is an arithmetic number, because the mean of its divisors is an integer number (1262664960).

Almost surely, 29912901337 is an apocalyptic number.

It is an amenable number.

9912901337 is a deficient number, since it is larger than the sum of its proper divisors (188418343).

9912901337 is a wasteful number, since it uses less digits than its factorization.

9912901337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711223.

The product of its (nonzero) digits is 91854, while the sum is 44.

The square root of 9912901337 is about 99563.5542605827. The cubic root of 9912901337 is about 2148.1614956973.

The spelling of 9912901337 in words is "nine billion, nine hundred twelve million, nine hundred one thousand, three hundred thirty-seven".

Divisors: 1 73 191 13943 710959 51900007 135793169 9912901337