[go: up one dir, main page]

Search a number
-
+
2988925 = 52119557
BaseRepresentation
bin1011011001101101111101
312121212000221
423121231331
51231121200
6144021341
734256032
oct13315575
95555027
102988925
111761695
121001851
138085c4
1457b389
153e091a
hex2d9b7d

2988925 has 6 divisors (see below), whose sum is σ = 3706298. Its totient is φ = 2391120.

The previous prime is 2988911. The next prime is 2988949. The reversal of 2988925 is 5298892.

It can be written as a sum of positive squares in 3 ways, for example, as 75076 + 2913849 = 274^2 + 1707^2 .

It is not a de Polignac number, because 2988925 - 215 = 2956157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 59754 + ... + 59803.

22988925 is an apocalyptic number.

2988925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2988925 is a deficient number, since it is larger than the sum of its proper divisors (717373).

2988925 is a wasteful number, since it uses less digits than its factorization.

2988925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119567 (or 119562 counting only the distinct ones).

The product of its digits is 103680, while the sum is 43.

The square root of 2988925 is about 1728.8507743585. The cubic root of 2988925 is about 144.0472613645.

The spelling of 2988925 in words is "two million, nine hundred eighty-eight thousand, nine hundred twenty-five".

Divisors: 1 5 25 119557 597785 2988925