Search a number
-
+
20232110310 = 23523276710597
BaseRepresentation
bin10010110101111011…
…011000000011100110
31221020000021200201220
4102311323120003212
5312413410012220
613143340201210
71314241046226
oct226573300346
957200250656
1020232110310
118642553a25
123b07839206
131ba57c5609
14d9d066086
157d6319540
hex4b5ed80e6

20232110310 has 64 divisors (see below), whose sum is σ = 50691336192. Its totient is φ = 5158302336.

The previous prime is 20232110293. The next prime is 20232110321. The reversal of 20232110310 is 1301123202.

It is a super-2 number, since 2×202321103102 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 20232110310.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1903932 + ... + 1914528.

It is an arithmetic number, because the mean of its divisors is an integer number (792052128).

Almost surely, 220232110310 is an apocalyptic number.

20232110310 is an abundant number, since it is smaller than the sum of its proper divisors (30459225882).

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

20232110310 is a wasteful number, since it uses less digits than its factorization.

20232110310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13397.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 20232110310 its reverse (1301123202), we get a palindrome (21533233512).

The spelling of 20232110310 in words is "twenty billion, two hundred thirty-two million, one hundred ten thousand, three hundred ten".

Divisors: 1 2 3 5 6 10 15 23 30 46 69 115 138 230 345 690 2767 5534 8301 10597 13835 16602 21194 27670 31791 41505 52985 63582 63641 83010 105970 127282 158955 190923 243731 317910 318205 381846 487462 636410 731193 954615 1218655 1462386 1909230 2437310 3655965 7311930 29321899 58643798 87965697 146609495 175931394 293218990 439828485 674403677 879656970 1348807354 2023211031 3372018385 4046422062 6744036770 10116055155 20232110310