Search a number
-
+
379012525 = 5215160501
BaseRepresentation
bin10110100101110…
…100010110101101
3222102011211102221
4112211310112231
51234011400100
6101335315341
712251360533
oct2645642655
9872154387
10379012525
11184a407a1
12a6b1bb51
13606a3888
14384a0153
152341a01a
hex169745ad

379012525 has 6 divisors (see below), whose sum is σ = 469975562. Its totient is φ = 303210000.

The previous prime is 379012523. The next prime is 379012537. The reversal of 379012525 is 525210973.

It can be written as a sum of positive squares in 3 ways, for example, as 20629764 + 358382761 = 4542^2 + 18931^2 .

It is not a de Polignac number, because 379012525 - 21 = 379012523 is a prime.

It is a super-3 number, since 3×3790125253 (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (379012523) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7580226 + ... + 7580275.

Almost surely, 2379012525 is an apocalyptic number.

It is an amenable number.

379012525 is a deficient number, since it is larger than the sum of its proper divisors (90963037).

379012525 is a wasteful number, since it uses less digits than its factorization.

379012525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15160511 (or 15160506 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 34.

The square root of 379012525 is about 19468.2440142916. The cubic root of 379012525 is about 723.6876934360.

The spelling of 379012525 in words is "three hundred seventy-nine million, twelve thousand, five hundred twenty-five".

Divisors: 1 5 25 15160501 75802505 379012525