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23801141 = 713292311
BaseRepresentation
bin101101011001…
…0110100110101
31122210020000202
41122302310311
522043114031
62210050245
7406210040
oct132626465
948706022
1023801141
1112487171
127b79985
134c14620
143237c57
1521522cb
hex16b2d35

23801141 has 24 divisors (see below), whose sum is σ = 30436224. Its totient is φ = 18123840.

The previous prime is 23801123. The next prime is 23801161. The reversal of 23801141 is 14110832.

It is not a de Polignac number, because 23801141 - 222 = 19606837 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23801161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76376 + ... + 76686.

It is an arithmetic number, because the mean of its divisors is an integer number (1268176).

Almost surely, 223801141 is an apocalyptic number.

It is an amenable number.

23801141 is a deficient number, since it is larger than the sum of its proper divisors (6635083).

23801141 is a wasteful number, since it uses less digits than its factorization.

23801141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389 (or 360 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 23801141 is about 4878.6413067574. The cubic root of 23801141 is about 287.6510248740.

Adding to 23801141 its reverse (14110832), we get a palindrome (37911973).

The spelling of 23801141 in words is "twenty-three million, eight hundred one thousand, one hundred forty-one".

Divisors: 1 7 13 29 91 203 311 377 841 2177 2639 4043 5887 9019 10933 28301 63133 76531 117247 261551 820729 1830857 3400163 23801141