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145735094923 = 1179971728911
BaseRepresentation
bin1000011110111001111…
…1010001001010001011
3111221011112021212222021
42013232133101022023
54341431141014143
6150541052505311
713346310603445
oct2075637211213
9457145255867
10145735094923
1156895730910
12242b247b237
1310986ac9ca2
1470a71a1495
153bce47dced
hex21ee7d128b

145735094923 has 16 divisors (see below), whose sum is σ = 162656040960. Its totient is φ = 129460780800.

The previous prime is 145735094917. The next prime is 145735094933. The reversal of 145735094923 is 329490537541.

It is a cyclic number.

It is not a de Polignac number, because 145735094923 - 233 = 137145160331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145735094903) 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, 780163 + ... + 948748.

It is an arithmetic number, because the mean of its divisors is an integer number (10166002560).

Almost surely, 2145735094923 is an apocalyptic number.

145735094923 is a deficient number, since it is larger than the sum of its proper divisors (16920946037).

145735094923 is a wasteful number, since it uses less digits than its factorization.

145735094923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1729098.

The product of its (nonzero) digits is 4082400, while the sum is 52.

The spelling of 145735094923 in words is "one hundred forty-five billion, seven hundred thirty-five million, ninety-four thousand, nine hundred twenty-three".

Divisors: 1 11 79 97 869 1067 7663 84293 1728911 19018021 136583969 167704367 1502423659 1844748037 13248644993 145735094923