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120713061 = 37194147157
BaseRepresentation
bin1110011000111…
…10111101100101
322102010212012010
413030132331211
5221400304221
615551144433
72664021060
oct714367545
9272125163
10120713061
1162159567
1234515119
131c016661
14120638d7
15a8e6c76
hex731ef65

120713061 has 64 divisors (see below), whose sum is σ = 203857920. Its totient is φ = 62000640.

The previous prime is 120713059. The next prime is 120713071. The reversal of 120713061 is 160317021.

It is not a de Polignac number, because 120713061 - 21 = 120713059 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120713071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 768795 + ... + 768951.

It is an arithmetic number, because the mean of its divisors is an integer number (3185280).

Almost surely, 2120713061 is an apocalyptic number.

It is an amenable number.

120713061 is a deficient number, since it is larger than the sum of its proper divisors (83144859).

120713061 is a wasteful number, since it uses less digits than its factorization.

120713061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274.

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 120713061 is about 10986.9495766568. The cubic root of 120713061 is about 494.2174636874.

The spelling of 120713061 in words is "one hundred twenty million, seven hundred thirteen thousand, sixty-one".

Divisors: 1 3 7 19 21 41 47 57 123 133 141 157 287 329 399 471 779 861 893 987 1099 1927 2337 2679 2983 3297 5453 5781 6251 6437 7379 8949 13489 16359 18753 19311 20881 22137 36613 40467 45059 51653 62643 109839 122303 135177 140201 154959 256291 302539 366909 420603 768873 856121 907617 981407 2117773 2568363 2944221 5748241 6353319 17244723 40237687 120713061