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395020363145 = 51511627321577
BaseRepresentation
bin1011011111110010000…
…11000110010110001001
31101202121122111121102012
411233321003012112021
522433000203110040
6501245253145305
740352654454212
oct5577103062611
91352548447365
10395020363145
11142588773541
126468362b235
132b333a8c265
1415194ac2409
15a41e665865
hex5bf90c6589

395020363145 has 16 divisors (see below), whose sum is σ = 477458433408. Its totient is φ = 313729545600.

The previous prime is 395020363117. The next prime is 395020363163. The reversal of 395020363145 is 541363020593.

It is not a de Polignac number, because 395020363145 - 26 = 395020363081 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1067597 + ... + 1389173.

It is an arithmetic number, because the mean of its divisors is an integer number (29841152088).

Almost surely, 2395020363145 is an apocalyptic number.

It is an amenable number.

395020363145 is a deficient number, since it is larger than the sum of its proper divisors (82438070263).

395020363145 is a wasteful number, since it uses less digits than its factorization.

395020363145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323360.

The product of its (nonzero) digits is 291600, while the sum is 41.

The spelling of 395020363145 in words is "three hundred ninety-five billion, twenty million, three hundred sixty-three thousand, one hundred forty-five".

Divisors: 1 5 151 755 1627 8135 245677 321577 1228385 1607885 48558127 242790635 523205779 2616028895 79004072629 395020363145