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23010197 = 7171910177
BaseRepresentation
bin101011111000…
…1101110010101
31121022001001112
41113301232111
521342311242
62141104405
7366404060
oct127615625
947261045
1023010197
1111a969a1
127858105
1349c8602
1430ad8d7
152047c82
hex15f1b95

23010197 has 16 divisors (see below), whose sum is σ = 29312640. Its totient is φ = 17584128.

The previous prime is 23010193. The next prime is 23010209. The reversal of 23010197 is 79101032.

It is a cyclic number.

It is not a de Polignac number, because 23010197 - 22 = 23010193 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23010193) 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, 2828 + ... + 7349.

It is an arithmetic number, because the mean of its divisors is an integer number (1832040).

Almost surely, 223010197 is an apocalyptic number.

It is an amenable number.

23010197 is a deficient number, since it is larger than the sum of its proper divisors (6302443).

23010197 is a wasteful number, since it uses less digits than its factorization.

23010197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10220.

The product of its (nonzero) digits is 378, while the sum is 23.

The square root of 23010197 is about 4796.8945162469. The cubic root of 23010197 is about 284.4287191839.

The spelling of 23010197 in words is "twenty-three million, ten thousand, one hundred ninety-seven".

Divisors: 1 7 17 19 119 133 323 2261 10177 71239 173009 193363 1211063 1353541 3287171 23010197