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242415514242 = 232112517921491
BaseRepresentation
bin1110000111000100010…
…1110011001010000010
3212011201100120001121100
43201301011303022002
512432431332423432
6303210353435230
723341165605246
oct3416105631202
9764640501540
10242415514242
1193898268900
123ab9456bb16
1319b2395cab5
14ba393ca426
15648c04907c
hex3871173282

242415514242 has 72 divisors (see below), whose sum is σ = 577461240720. Its totient is φ = 73441645200.

The previous prime is 242415514183. The next prime is 242415514249.

242415514242 is a `hidden beast` number, since 2 + 4 + 24 + 1 + 551 + 42 + 42 = 666.

242415514242 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 242415514197 and 242415514206.

It is not an unprimeable number, because it can be changed into a prime (242415514249) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 11269117 + ... + 11290607.

It is an arithmetic number, because the mean of its divisors is an integer number (8020295010).

Almost surely, 2242415514242 is an apocalyptic number.

242415514242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 242415514242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (288730620360).

242415514242 is an abundant number, since it is smaller than the sum of its proper divisors (335045726478).

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

242415514242 is a wasteful number, since it uses less digits than its factorization.

242415514242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26700 (or 26686 counting only the distinct ones).

The product of its digits is 102400, while the sum is 36.

It can be divided in two parts, 242415 and 514242, that added together give a palindrome (756657).

The spelling of 242415514242 in words is "two hundred forty-two billion, four hundred fifteen million, five hundred fourteen thousand, two hundred forty-two".

Divisors: 1 2 3 6 9 11 18 22 33 66 99 121 198 242 363 726 1089 2178 5179 10358 15537 21491 31074 42982 46611 56969 64473 93222 113938 128946 170907 193419 236401 341814 386838 472802 512721 626659 709203 1025442 1253318 1418406 1879977 2127609 2600411 3759954 4255218 5200822 5639931 7801233 11279862 15602466 23403699 46807398 111301889 222603778 333905667 667811334 1001717001 1224320779 2003434002 2448641558 3672962337 7345924674 11018887011 13467528569 22037774022 26935057138 40402585707 80805171414 121207757121 242415514242