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9000901 = 71398911
BaseRepresentation
bin100010010101…
…011111000101
3121221021220201
4202111133011
54301012101
6520530501
7136335460
oct42253705
917837821
109000901
115098568
123020a31
131b31ba0
1412a42d7
15bcbe01
hex8957c5

9000901 has 8 divisors (see below), whose sum is σ = 11078144. Its totient is φ = 7121520.

The previous prime is 9000899. The next prime is 9000907. The reversal of 9000901 is 1090009.

9000901 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 9000901 - 21 = 9000899 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9000907) 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, 49365 + ... + 49546.

It is an arithmetic number, because the mean of its divisors is an integer number (1384768).

Almost surely, 29000901 is an apocalyptic number.

9000901 is a gapful number since it is divisible by the number (91) formed by its first and last digit.

It is an amenable number.

9000901 is a deficient number, since it is larger than the sum of its proper divisors (2077243).

9000901 is a wasteful number, since it uses less digits than its factorization.

9000901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98931.

The product of its (nonzero) digits is 81, while the sum is 19.

The square root of 9000901 is about 3000.1501629085. The cubic root of 9000901 is about 208.0153233903.

The spelling of 9000901 in words is "nine million, nine hundred one", and thus it is an aban number.

Divisors: 1 7 13 91 98911 692377 1285843 9000901