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27244362061 = 73172274843
BaseRepresentation
bin11001010111111000…
…111111100101001101
32121022201001222202201
4121113320333211031
5421244024041221
620303233121501
71653066154000
oct312770774515
977281058681
1027244362061
1110610806504
1253440b9291
1327524cacc7
141466491537
15a96c53891
hex657e3f94d

27244362061 has 24 divisors (see below), whose sum is σ = 33750843200. Its totient is φ = 21978565056.

The previous prime is 27244362053. The next prime is 27244362137. The reversal of 27244362061 is 16026344272.

It is not a de Polignac number, because 27244362061 - 23 = 27244362053 is a prime.

It is a super-2 number, since 2×272443620612 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 27244362061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27244362001) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38295 + ... + 236548.

Almost surely, 227244362061 is an apocalyptic number.

It is an amenable number.

27244362061 is a deficient number, since it is larger than the sum of its proper divisors (6506481139).

27244362061 is an equidigital number, since it uses as much as digits as its factorization.

27244362061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274898 (or 274867 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 37.

The spelling of 27244362061 in words is "twenty-seven billion, two hundred forty-four million, three hundred sixty-two thousand, sixty-one".

Divisors: 1 7 17 49 119 289 343 833 2023 5831 14161 99127 274843 1923901 4672331 13467307 32706317 79429627 94271149 228944219 556007389 1602609533 3892051723 27244362061