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90948097 = 2233131303
BaseRepresentation
bin1010110101111…
…00001000000001
320100010122100001
411122330020001
5141240314342
613005200001
72153021542
oct532741001
9210118301
1090948097
1147379719
1226560001
1315ac4656
14c1164c9
157eb78b7
hex56bc201

90948097 has 8 divisors (see below), whose sum is σ = 91718144. Its totient is φ = 90181728.

The previous prime is 90948083. The next prime is 90948101. The reversal of 90948097 is 79084909.

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

It is a cyclic number.

It is not a de Polignac number, because 90948097 - 211 = 90946049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90948047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69148 + ... + 70450.

It is an arithmetic number, because the mean of its divisors is an integer number (11464768).

Almost surely, 290948097 is an apocalyptic number.

It is an amenable number.

90948097 is a deficient number, since it is larger than the sum of its proper divisors (770047).

90948097 is a wasteful number, since it uses less digits than its factorization.

90948097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1839.

The product of its (nonzero) digits is 163296, while the sum is 46.

The square root of 90948097 is about 9536.6711697531. The cubic root of 90948097 is about 449.7086130060.

The spelling of 90948097 in words is "ninety million, nine hundred forty-eight thousand, ninety-seven".

Divisors: 1 223 313 1303 69799 290569 407839 90948097