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10123197 = 372320959
BaseRepresentation
bin100110100111…
…011110111101
3201001022102020
4212213132331
510042420242
61000550353
7152021460
oct46473675
921038366
1010123197
115794787
1234823b9
132135976
1414b72d7
15d4e6ec
hex9a77bd

10123197 has 16 divisors (see below), whose sum is σ = 16097280. Its totient is φ = 5532912.

The previous prime is 10123171. The next prime is 10123199. The reversal of 10123197 is 79132101.

It is not a de Polignac number, because 10123197 - 216 = 10057661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10123199) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9997 + ... + 10962.

It is an arithmetic number, because the mean of its divisors is an integer number (1006080).

Almost surely, 210123197 is an apocalyptic number.

It is an amenable number.

10123197 is a deficient number, since it is larger than the sum of its proper divisors (5974083).

10123197 is a wasteful number, since it uses less digits than its factorization.

10123197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20992.

The product of its (nonzero) digits is 378, while the sum is 24.

The square root of 10123197 is about 3181.6971886086. The cubic root of 10123197 is about 216.3245934210.

Adding to 10123197 its reverse (79132101), we get a palindrome (89255298).

The spelling of 10123197 in words is "ten million, one hundred twenty-three thousand, one hundred ninety-seven".

Divisors: 1 3 7 21 23 69 161 483 20959 62877 146713 440139 482057 1446171 3374399 10123197