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379215694642175 = 52103949115516619
BaseRepresentation
bin101011000111001010000100…
…0110001011011101111111111
31211201200122222202220022002222
41112032110020301123233333
5344201032220312022200
63422305141331035555
7142606300266222566
oct12616241061335777
91751618882808088
10379215694642175
11aa914522546926
1236646660a3bbbb
1313379b6aa1b191
1469901cd62abdd
152dc940cc7ed85
hex158e508c5bbff

379215694642175 has 24 divisors (see below), whose sum is σ = 474842832696960. Its totient is φ = 300395517832800.

The previous prime is 379215694642153. The next prime is 379215694642177. The reversal of 379215694642175 is 571246496512973.

It is not a de Polignac number, because 379215694642175 - 210 = 379215694641151 is a prime.

It is a Smith number, since the sum of its digits (71) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 379215694642099 and 379215694642108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (379215694642177) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16681016 + ... + 32197634.

It is an arithmetic number, because the mean of its divisors is an integer number (19785118029040).

Almost surely, 2379215694642175 is an apocalyptic number.

379215694642175 is a deficient number, since it is larger than the sum of its proper divisors (95627138054785).

379215694642175 is a wasteful number, since it uses less digits than its factorization.

379215694642175 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15526223 (or 15526218 counting only the distinct ones).

The product of its digits is 685843200, while the sum is 71.

The spelling of 379215694642175 in words is "three hundred seventy-nine trillion, two hundred fifteen billion, six hundred ninety-four million, six hundred forty-two thousand, one hundred seventy-five".

Divisors: 1 5 25 103 515 2575 9491 47455 237275 977573 4887865 15516619 24439325 77583095 387915475 1598211757 7991058785 39955293925 147268230929 736341154645 3681705773225 15168627785687 75843138928435 379215694642175