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10191297 = 314092411
BaseRepresentation
bin100110111000…
…000111000001
3201011202211110
4212320013001
510102110142
61002233533
7152424144
oct46700701
921152743
1010191297
115830966
1234b58a9
13215a96c
1414d405b
15d6499c
hex9b81c1

10191297 has 8 divisors (see below), whose sum is σ = 13603680. Its totient is φ = 6786560.

The previous prime is 10191289. The next prime is 10191299. The reversal of 10191297 is 79219101.

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 10191297 - 23 = 10191289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10191299) 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, 3022 + ... + 5432.

It is an arithmetic number, because the mean of its divisors is an integer number (1700460).

Almost surely, 210191297 is an apocalyptic number.

It is an amenable number.

10191297 is a deficient number, since it is larger than the sum of its proper divisors (3412383).

10191297 is a wasteful number, since it uses less digits than its factorization.

10191297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3823.

The product of its (nonzero) digits is 1134, while the sum is 30.

The square root of 10191297 is about 3192.3810862740. The cubic root of 10191297 is about 216.8085905126.

The spelling of 10191297 in words is "ten million, one hundred ninety-one thousand, two hundred ninety-seven".

Divisors: 1 3 1409 2411 4227 7233 3397099 10191297