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12297901 = 711592707
BaseRepresentation
bin101110111010…
…011010101101
3212010210112211
4232322122231
511122013101
61115330421
7206346640
oct56723255
925123484
1012297901
116a3a660
124150a11
132717785
1418c1a57
15112dc51
hexbba6ad

12297901 has 16 divisors (see below), whose sum is σ = 15598080. Its totient is φ = 9416880.

The previous prime is 12297889. The next prime is 12297907. The reversal of 12297901 is 10979221.

It is not a de Polignac number, because 12297901 - 27 = 12297773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12297907) 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, 3190 + ... + 5896.

It is an arithmetic number, because the mean of its divisors is an integer number (974880).

Almost surely, 212297901 is an apocalyptic number.

12297901 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12297901 is a deficient number, since it is larger than the sum of its proper divisors (3300179).

12297901 is a wasteful number, since it uses less digits than its factorization.

12297901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2784.

The product of its (nonzero) digits is 2268, while the sum is 31.

The square root of 12297901 is about 3506.8363235258. The cubic root of 12297901 is about 230.8218925315.

The spelling of 12297901 in words is "twelve million, two hundred ninety-seven thousand, nine hundred one".

Divisors: 1 7 11 59 77 413 649 2707 4543 18949 29777 159713 208439 1117991 1756843 12297901