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125152601 = 7198997109
BaseRepresentation
bin1110111010110…
…10110101011001
322201111102002112
413131122311121
5224014340401
620230242105
73046531250
oct735326531
9281442075
10125152601
1164711002
1235ab6335
131cc0c2c2
141289b797
15aec23bb
hex775ad59

125152601 has 32 divisors (see below), whose sum is σ = 155232000. Its totient is φ = 98537472.

The previous prime is 125152597. The next prime is 125152609. The reversal of 125152601 is 106251521.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 125152601 - 22 = 125152597 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125152609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1148135 + ... + 1148243.

It is an arithmetic number, because the mean of its divisors is an integer number (4851000).

Almost surely, 2125152601 is an apocalyptic number.

It is an amenable number.

125152601 is a deficient number, since it is larger than the sum of its proper divisors (30079399).

125152601 is a wasteful number, since it uses less digits than its factorization.

125152601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321.

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 125152601 is about 11187.1623300996. The cubic root of 125152601 is about 500.2033852577.

The spelling of 125152601 in words is "one hundred twenty-five million, one hundred fifty-two thousand, six hundred one".

Divisors: 1 7 19 89 97 109 133 623 679 763 1691 1843 2071 8633 9701 10573 11837 12901 14497 60431 67907 74011 164027 184319 200887 940997 1148189 1290233 1406209 6586979 17878943 125152601