Search a number
-
+
123031245410252 = 2217131201722373061
BaseRepresentation
bin11011111110010101110001…
…101011011100111111001100
3121010121200011000210121110022
4123332111301223130333030
5112111220442311112002
61113355435054001312
734625466645065624
oct3376256153347714
9533550130717408
10123031245410252
1136224292686093
12119703431a6238
135385a483553ba
142254a5b961884
15e354d1ecdba2
hex6fe571adcfcc

123031245410252 has 96 divisors (see below), whose sum is σ = 230001626264256. Its totient is φ = 57382185369600.

The previous prime is 123031245410197. The next prime is 123031245410267. The reversal of 123031245410252 is 252014542130321.

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, 40193152802 + ... + 40193155862.

It is an arithmetic number, because the mean of its divisors is an integer number (2395850273586).

Almost surely, 2123031245410252 is an apocalyptic number.

It is an amenable number.

123031245410252 is a deficient number, since it is larger than the sum of its proper divisors (106970380854004).

123031245410252 is a wasteful number, since it uses less digits than its factorization.

123031245410252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7467 (or 7465 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 123031245410252 its reverse (252014542130321), we get a palindrome (375045787540573).

The spelling of 123031245410252 in words is "one hundred twenty-three trillion, thirty-one billion, two hundred forty-five million, four hundred ten thousand, two hundred fifty-two".

Divisors: 1 2 4 17 34 68 131 262 524 2017 2227 2237 3061 4034 4454 4474 6122 8068 8908 8948 12244 34289 38029 52037 68578 76058 104074 137156 152116 208148 264227 293047 400991 528454 586094 801982 1056908 1172188 1603964 4491859 4512029 4981799 6174037 6816847 6847457 8983718 9024058 9963598 12348074 13633694 13694914 17967436 18048116 19927196 24696148 27267388 27389828 76704493 104958629 116406769 153408986 209917258 232813538 306817972 419834516 465627076 591075799 808798847 897016867 1182151598 1617597694 1794033734 2364303196 3235195388 3588067468 10048288583 13749580399 13811320769 15249286739 20096577166 27499160798 27622641538 30498573478 40193154332 54998321596 55245283076 60997146956 234792453073 469584906146 939169812292 1809283020739 3618566041478 7237132082956 30757811352563 61515622705126 123031245410252