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145113076461 = 3263183920249
BaseRepresentation
bin1000011100100101101…
…0011101001011101101
3111212120011212002001110
42013021122131023231
54334142421421321
6150355232502233
713325015540523
oct2071132351355
9455504762043
10145113076461
11565a6604171
122415a0aa979
13108b7c92322
147048726313
153b94a62176
hex21c969d2ed

145113076461 has 8 divisors (see below), whose sum is σ = 194219784000. Its totient is φ = 96374209952.

The previous prime is 145113076453. The next prime is 145113076463. The reversal of 145113076461 is 164670311541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 145113076461 - 23 = 145113076453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145113076463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91959336 + ... + 91960913.

It is an arithmetic number, because the mean of its divisors is an integer number (24277473000).

Almost surely, 2145113076461 is an apocalyptic number.

It is an amenable number.

145113076461 is a deficient number, since it is larger than the sum of its proper divisors (49106707539).

145113076461 is a wasteful number, since it uses less digits than its factorization.

145113076461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183920515.

The product of its (nonzero) digits is 60480, while the sum is 39.

The spelling of 145113076461 in words is "one hundred forty-five billion, one hundred thirteen million, seventy-six thousand, four hundred sixty-one".

Divisors: 1 3 263 789 183920249 551760747 48371025487 145113076461