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660234125 = 5331170383
BaseRepresentation
bin100111010110100…
…101111110001101
31201000100100221202
4213112211332031
52323004443000
6145303035245
722234616555
oct4726457615
91630310852
10660234125
11309759741
1216513bb25
13a6a282a5
1463986165
153ce69dd5
hex275a5f8d

660234125 has 16 divisors (see below), whose sum is σ = 850556928. Its totient is φ = 511146000.

The previous prime is 660234109. The next prime is 660234139. The reversal of 660234125 is 521432066.

It is not a de Polignac number, because 660234125 - 24 = 660234109 is a prime.

It is a Duffinian number.

It is a congruent 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, 81317 + ... + 89066.

It is an arithmetic number, because the mean of its divisors is an integer number (53159808).

Almost surely, 2660234125 is an apocalyptic number.

It is an amenable number.

660234125 is a deficient number, since it is larger than the sum of its proper divisors (190322803).

660234125 is a wasteful number, since it uses less digits than its factorization.

660234125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170429 (or 170419 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 660234125 is about 25695.0214049337. The cubic root of 660234125 is about 870.7617079485.

The spelling of 660234125 in words is "six hundred sixty million, two hundred thirty-four thousand, one hundred twenty-five".

Divisors: 1 5 25 31 125 155 775 3875 170383 851915 4259575 5281873 21297875 26409365 132046825 660234125