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61116202026 = 23311102889229
BaseRepresentation
bin111000111010110011…
…110011110000101010
312211202021220202002000
4320322303303300222
52000131221431101
644024300151430
74262342101005
oct707263636052
9184667822060
1061116202026
1123a12559180
12ba17838576
1359bca91669
142d5ac0c53c
1518ca739486
hexe3acf3c2a

61116202026 has 32 divisors (see below), whose sum is σ = 148160491200. Its totient is φ = 18520061040.

The previous prime is 61116201953. The next prime is 61116202027. The reversal of 61116202026 is 62020261116.

61116202026 is a `hidden beast` number, since 6 + 1 + 11 + 620 + 2 + 0 + 26 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (61116202027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51444021 + ... + 51445208.

It is an arithmetic number, because the mean of its divisors is an integer number (4630015350).

Almost surely, 261116202026 is an apocalyptic number.

61116202026 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

61116202026 is an abundant number, since it is smaller than the sum of its proper divisors (87044289174).

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

61116202026 is a wasteful number, since it uses less digits than its factorization.

61116202026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102889251 (or 102889245 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The spelling of 61116202026 in words is "sixty-one billion, one hundred sixteen million, two hundred two thousand, twenty-six".

Divisors: 1 2 3 6 9 11 18 22 27 33 54 66 99 198 297 594 102889229 205778458 308667687 617335374 926003061 1131781519 1852006122 2263563038 2778009183 3395344557 5556018366 6790689114 10186033671 20372067342 30558101013 61116202026