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3213014125 = 5325704113
BaseRepresentation
bin1011111110000010…
…1011010001101101
322021220212000210011
42333200223101231
523040012423000
61250454013221
7142423112056
oct27740532155
98256760704
103213014125
1113a9732082
12758047211
133c28772b9
14226a1572d
1513c11e2ba
hexbf82b46d

3213014125 has 8 divisors (see below), whose sum is σ = 4009841784. Its totient is φ = 2570411200.

The previous prime is 3213014107. The next prime is 3213014149. The reversal of 3213014125 is 5214103123.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 215561124 + 2997453001 = 14682^2 + 54749^2 .

It is not a de Polignac number, because 3213014125 - 29 = 3213013613 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3213014096 and 3213014105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12851932 + ... + 12852181.

It is an arithmetic number, because the mean of its divisors is an integer number (501230223).

Almost surely, 23213014125 is an apocalyptic number.

It is an amenable number.

3213014125 is a deficient number, since it is larger than the sum of its proper divisors (796827659).

3213014125 is an equidigital number, since it uses as much as digits as its factorization.

3213014125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25704128 (or 25704118 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 3213014125 is about 56683.4554786491. The cubic root of 3213014125 is about 1475.6075826881.

Adding to 3213014125 its reverse (5214103123), we get a palindrome (8427117248).

The spelling of 3213014125 in words is "three billion, two hundred thirteen million, fourteen thousand, one hundred twenty-five".

Divisors: 1 5 25 125 25704113 128520565 642602825 3213014125