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930625 = 541489
BaseRepresentation
bin11100011001101000001
31202021120121
43203031001
5214240000
631540241
710624123
oct3431501
91667517
10930625
11586213
1238a681
13267787
141a3213
15135b1a
hexe3341

930625 has 10 divisors (see below), whose sum is σ = 1163690. Its totient is φ = 744000.

The previous prime is 930619. The next prime is 930637. The reversal of 930625 is 526039.

It can be written as a sum of positive squares in 5 ways, for example, as 505521 + 425104 = 711^2 + 652^2 .

It is not a de Polignac number, because 930625 - 23 = 930617 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

930625 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 930625.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 120 + ... + 1369.

It is an arithmetic number, because the mean of its divisors is an integer number (116369).

2930625 is an apocalyptic number.

It is an amenable number.

930625 is a deficient number, since it is larger than the sum of its proper divisors (233065).

930625 is an equidigital number, since it uses as much as digits as its factorization.

930625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1509 (or 1494 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 930625 is about 964.6890690787. The cubic root of 930625 is about 97.6318619100.

It can be divided in two parts, 9 and 30625, that multiplied together give a square (275625 = 5252).

The spelling of 930625 in words is "nine hundred thirty thousand, six hundred twenty-five".

Divisors: 1 5 25 125 625 1489 7445 37225 186125 930625