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372125 = 5313229
BaseRepresentation
bin1011010110110011101
3200220110102
41122312131
543402000
611550445
73106625
oct1326635
9626412
10372125
11234646
1215b425
131004c0
1499885
15753d5
hex5ad9d

372125 has 16 divisors (see below), whose sum is σ = 502320. Its totient is φ = 273600.

The previous prime is 372121. The next prime is 372131. The reversal of 372125 is 521273.

It can be written as a sum of positive squares in 8 ways, for example, as 98596 + 273529 = 314^2 + 523^2 .

It is not a de Polignac number, because 372125 - 22 = 372121 is a prime.

It is an Ulam number.

It is a Curzon number.

It is a nialpdrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 372097 and 372106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (372121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1511 + ... + 1739.

It is an arithmetic number, because the mean of its divisors is an integer number (31395).

2372125 is an apocalyptic number.

It is an amenable number.

372125 is a deficient number, since it is larger than the sum of its proper divisors (130195).

372125 is a wasteful number, since it uses less digits than its factorization.

372125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257 (or 247 counting only the distinct ones).

The product of its digits is 420, while the sum is 20.

The square root of 372125 is about 610.0204914591. The cubic root of 372125 is about 71.9277180972.

Adding to 372125 its reverse (521273), we get a palindrome (893398).

It can be divided in two parts, 3721 and 25, that multiplied together give a square (93025 = 3052).

The spelling of 372125 in words is "three hundred seventy-two thousand, one hundred twenty-five".

Divisors: 1 5 13 25 65 125 229 325 1145 1625 2977 5725 14885 28625 74425 372125