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23930101 = 13171941139
BaseRepresentation
bin101101101001…
…0010011110101
31200000202221001
41123102103311
522111230401
62212523301
7410255026
oct133222365
950022831
1023930101
1112565048
128020531
134c5b230
14326cc4d
15217a601
hex16d24f5

23930101 has 32 divisors (see below), whose sum is σ = 29635200. Its totient is φ = 19077120.

The previous prime is 23930087. The next prime is 23930129. The reversal of 23930101 is 10103932.

It is a cyclic number.

It is not a de Polignac number, because 23930101 - 25 = 23930069 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23930141) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 172090 + ... + 172228.

It is an arithmetic number, because the mean of its divisors is an integer number (926100).

Almost surely, 223930101 is an apocalyptic number.

It is an amenable number.

23930101 is a deficient number, since it is larger than the sum of its proper divisors (5705099).

23930101 is a wasteful number, since it uses less digits than its factorization.

23930101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229.

The product of its (nonzero) digits is 162, while the sum is 19.

The square root of 23930101 is about 4891.8402467783. The cubic root of 23930101 is about 288.1696089742.

The spelling of 23930101 in words is "twenty-three million, nine hundred thirty thousand, one hundred one".

Divisors: 1 13 17 19 41 139 221 247 323 533 697 779 1807 2363 2641 4199 5699 9061 10127 13243 30719 34333 44897 74087 96883 108281 172159 583661 1259479 1407653 1840777 23930101