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230233111842 = 23178011281761
BaseRepresentation
bin1101011001101011110…
…1100111110100100010
3211000021100012220012110
43112122331213310202
512233004134034332
6253433450340150
722430251106136
oct3263275476442
9730240186173
10230233111842
1189706653648
123875472a656
1318931a92a76
14b20148b3c6
155ec77984cc
hex359af67d22

230233111842 has 32 divisors (see below), whose sum is σ = 487615063104. Its totient is φ = 72220723200.

The previous prime is 230233111807. The next prime is 230233111853. The reversal of 230233111842 is 248111332032.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 676242 + ... + 958002.

It is an arithmetic number, because the mean of its divisors is an integer number (15237970722).

Almost surely, 2230233111842 is an apocalyptic number.

230233111842 is an abundant number, since it is smaller than the sum of its proper divisors (257381951262).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

230233111842 is a wasteful number, since it uses less digits than its factorization.

230233111842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289794.

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 230233111842 its reverse (248111332032), we get a palindrome (478344443874).

The spelling of 230233111842 in words is "two hundred thirty billion, two hundred thirty-three million, one hundred eleven thousand, eight hundred forty-two".

Divisors: 1 2 3 6 17 34 51 102 8011 16022 24033 48066 136187 272374 281761 408561 563522 817122 845283 1690566 4789937 9579874 14369811 28739622 2257187371 4514374742 6771562113 13543124226 38372185307 76744370614 115116555921 230233111842