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230323743131 = 2947832119649
BaseRepresentation
bin1101011010000001011…
…1010110100110011011
3211000111122202102221212
43112200113112212123
512233200334240011
6253450445053335
722432431341246
oct3264027264633
9730448672855
10230323743131
1189752826239
123877ab5724b
13189477a6151
14b20d52025d
155ed06ec08b
hex35a05d699b

230323743131 has 32 divisors (see below), whose sum is σ = 247459968000. Its totient is φ = 213986465280.

The previous prime is 230323743119. The next prime is 230323743161. The reversal of 230323743131 is 131347323032.

It is a cyclic number.

It is not a de Polignac number, because 230323743131 - 210 = 230323742107 is a prime.

It is a super-2 number, since 2×2303237431312 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230323743161) 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, 23865395 + ... + 23875043.

It is an arithmetic number, because the mean of its divisors is an integer number (7733124000).

Almost surely, 2230323743131 is an apocalyptic number.

230323743131 is a deficient number, since it is larger than the sum of its proper divisors (17136224869).

230323743131 is a wasteful number, since it uses less digits than its factorization.

230323743131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10019.

The product of its (nonzero) digits is 27216, while the sum is 32.

The spelling of 230323743131 in words is "two hundred thirty billion, three hundred twenty-three million, seven hundred forty-three thousand, one hundred thirty-one".

Divisors: 1 29 47 83 211 1363 2407 3901 6119 9649 9917 17513 113129 279821 287593 453503 507877 800867 823111 2035939 13151587 23225143 23870219 37640749 59042231 95689133 168982937 1091581721 2774984857 4900505173 7942198039 230323743131