Search a number
-
+
23102201230 = 257331646851
BaseRepresentation
bin10101100000111111…
…111001110110001110
32012122000212102022121
4111200333321312032
5334303130414410
614340224203154
71445331320233
oct254077716616
965560772277
1023102201230
119885654799
124588a694ba
1322422c3874
1411922d378a
1590329b9da
hex560ff9d8e

23102201230 has 16 divisors (see below), whose sum is σ = 42153606864. Its totient is φ = 9114292800.

The previous prime is 23102201201. The next prime is 23102201279. The reversal of 23102201230 is 3210220132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15822696 + ... + 15824155.

It is an arithmetic number, because the mean of its divisors is an integer number (2634600429).

Almost surely, 223102201230 is an apocalyptic number.

23102201230 is a deficient number, since it is larger than the sum of its proper divisors (19051405634).

23102201230 is a wasteful number, since it uses less digits than its factorization.

23102201230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31646931.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 23102201230 its reverse (3210220132), we get a palindrome (26312421362).

The spelling of 23102201230 in words is "twenty-three billion, one hundred two million, two hundred one thousand, two hundred thirty".

Divisors: 1 2 5 10 73 146 365 730 31646851 63293702 158234255 316468510 2310220123 4620440246 11551100615 23102201230