Search a number
-
+
3025013287 = 29990710529
BaseRepresentation
bin1011010001001110…
…0000101000100111
321210211002121010011
42310103200220213
522143400411122
61220100311051
7134651121502
oct26423405047
97724077104
103025013287
1113125a528a
127050a2487
133929317ba
14209a78139
1512a885377
hexb44e0a27

3025013287 has 8 divisors (see below), whose sum is σ = 3129937200. Its totient is φ = 2920130304.

The previous prime is 3025013261. The next prime is 3025013297. The reversal of 3025013287 is 7823105203.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-3025013287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3025013207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282039 + ... + 292567.

It is an arithmetic number, because the mean of its divisors is an integer number (391242150).

Almost surely, 23025013287 is an apocalyptic number.

3025013287 is a deficient number, since it is larger than the sum of its proper divisors (104923913).

3025013287 is a wasteful number, since it uses less digits than its factorization.

3025013287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20465.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 3025013287 is about 55000.1207907765. The cubic root of 3025013287 is about 1446.2468593716.

The spelling of 3025013287 in words is "three billion, twenty-five million, thirteen thousand, two hundred eighty-seven".

Divisors: 1 29 9907 10529 287303 305341 104310803 3025013287