Search a number
-
+
123243430243310 = 2513948026386487
BaseRepresentation
bin11100000001011011011000…
…111000010110101111101110
3121011100221211112222221120222
4130001123120320112233232
5112123210021120241220
61114041130015211342
734650021043314356
oct3401333070265756
9534327745887528
10123243430243310
11362a6277471753
12119a549b516b52
13539ca61bb2a60
14226102a015b66
15e3aca0033e25
hex7016d8e16bee

123243430243310 has 16 divisors (see below), whose sum is σ = 238902649394976. Its totient is φ = 45505266551328.

The previous prime is 123243430243273. The next prime is 123243430243321. The reversal of 123243430243310 is 13342034342321.

It is a super-2 number, since 2×1232434302433102 (a number of 29 digits) contains 22 as substring.

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, 474013193114 + ... + 474013193373.

It is an arithmetic number, because the mean of its divisors is an integer number (14931415587186).

Almost surely, 2123243430243310 is an apocalyptic number.

123243430243310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123243430243310 is a deficient number, since it is larger than the sum of its proper divisors (115659219151666).

123243430243310 is a wasteful number, since it uses less digits than its factorization.

123243430243310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 948026386507.

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 123243430243310 its reverse (13342034342321), we get a palindrome (136585464585631).

The spelling of 123243430243310 in words is "one hundred twenty-three trillion, two hundred forty-three billion, four hundred thirty million, two hundred forty-three thousand, three hundred ten".

Divisors: 1 2 5 10 13 26 65 130 948026386487 1896052772974 4740131932435 9480263864870 12324343024331 24648686048662 61621715121655 123243430243310