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61163114151 = 3149287947527
BaseRepresentation
bin111000111101100110…
…110000111010100111
312211212120012010102010
4320331212300322213
52000230224123101
644033053445303
74263451615026
oct707546607247
9184776163363
1061163114151
1123a36a8aa27
12ba2b4a0833
1359c9708409
142d631408bd
1518ce9042d6
hexe3d9b0ea7

61163114151 has 16 divisors (see below), whose sum is σ = 82128384000. Its totient is φ = 40486829088.

The previous prime is 61163114141. The next prime is 61163114171. The reversal of 61163114151 is 15141136116.

It is not a de Polignac number, because 61163114151 - 25 = 61163114119 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61163114141) 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, 1263150 + ... + 1310676.

It is an arithmetic number, because the mean of its divisors is an integer number (5133024000).

Almost surely, 261163114151 is an apocalyptic number.

61163114151 is a deficient number, since it is larger than the sum of its proper divisors (20965269849).

61163114151 is a wasteful number, since it uses less digits than its factorization.

61163114151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50558.

The product of its digits is 2160, while the sum is 30.

The spelling of 61163114151 in words is "sixty-one billion, one hundred sixty-three million, one hundred fourteen thousand, one hundred fifty-one".

Divisors: 1 3 149 447 2879 8637 47527 142581 428971 1286913 7081523 21244569 136830233 410490699 20387704717 61163114151