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9029688295680 = 28345131729107127
BaseRepresentation
bin1000001101100110001101…
…0111010000000100000000
31011222020012111120111210000
42003121203113100010000
52140420300200430210
631112103113440000
71621242044056203
oct203314327200400
934866174514700
109029688295680
112971518704088
12101a020410000
1350665a7b9760
1423307999193a
15109d39c83ac0
hex836635d0100

9029688295680 has 2880 divisors, whose sum is σ = 38771539107840. Its totient is φ = 1985177714688.

The previous prime is 9029688295637. The next prime is 9029688295687. The reversal of 9029688295680 is 865928869209.

It is a tau number, because it is divible by the number of its divisors (2880).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 9029688295599 and 9029688295608.

It is not an unprimeable number, because it can be changed into a prime (9029688295687) by changing a digit.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 71099907777 + ... + 71099907903.

It is an arithmetic number, because the mean of its divisors is an integer number (13462339968).

Almost surely, 29029688295680 is an apocalyptic number.

9029688295680 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9029688295680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19385769553920).

9029688295680 is an abundant number, since it is smaller than the sum of its proper divisors (29741850812160).

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

9029688295680 is a wasteful number, since it uses less digits than its factorization.

9029688295680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326 (or 303 counting only the distinct ones).

The product of its (nonzero) digits is 268738560, while the sum is 72.

The spelling of 9029688295680 in words is "nine trillion, twenty-nine billion, six hundred eighty-eight million, two hundred ninety-five thousand, six hundred eighty".