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89695112157 = 3372223730307
BaseRepresentation
bin101001110001000111…
…1101100101111011101
322120112000011210122000
41103202033230233131
52432143422042112
6105112205312513
76323504605500
oct1234217545735
9276460153560
1089695112157
1135048609372
1215472865739
1385c5902781
1444ac615137
1524ee7047dc
hex14e23ecbdd

89695112157 has 48 divisors (see below), whose sum is σ = 154650813120. Its totient is φ = 51229747296.

The previous prime is 89695112153. The next prime is 89695112237. The reversal of 89695112157 is 75121159698.

It is a happy number.

It is not a de Polignac number, because 89695112157 - 22 = 89695112153 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89695112153) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2944398 + ... + 2974704.

It is an arithmetic number, because the mean of its divisors is an integer number (3221891940).

Almost surely, 289695112157 is an apocalyptic number.

It is an amenable number.

89695112157 is a deficient number, since it is larger than the sum of its proper divisors (64955700963).

89695112157 is a wasteful number, since it uses less digits than its factorization.

89695112157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32567 (or 32554 counting only the distinct ones).

The product of its digits is 1360800, while the sum is 54.

The spelling of 89695112157 in words is "eighty-nine billion, six hundred ninety-five million, one hundred twelve thousand, one hundred fifty-seven".

Divisors: 1 3 7 9 21 27 49 63 147 189 441 1323 2237 6711 15659 20133 30307 46977 60399 90921 109613 140931 212149 272763 328839 422793 636447 818289 986517 1485043 1909341 2959551 4455129 5728023 13365387 40096161 67796759 203390277 474577313 610170831 1423731939 1830512493 3322041191 4271195817 9966123573 12813587451 29898370719 89695112157