Search a number
-
+
2990674 = 21787961
BaseRepresentation
bin1011011010001001010010
312121221102201
423122021102
51231200144
6144033414
734264111
oct13321122
95557381
102990674
111762a35
12100286a
1380933b
1457bc78
153e11d4
hex2da252

2990674 has 8 divisors (see below), whose sum is σ = 4749948. Its totient is φ = 1407360.

The previous prime is 2990639. The next prime is 2990677. The reversal of 2990674 is 4760992.

It can be written as a sum of positive squares in 2 ways, for example, as 2873025 + 117649 = 1695^2 + 343^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2990677) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43947 + ... + 44014.

22990674 is an apocalyptic number.

2990674 is a deficient number, since it is larger than the sum of its proper divisors (1759274).

2990674 is a wasteful number, since it uses less digits than its factorization.

2990674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87980.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 2990674 is about 1729.3565277293. The cubic root of 2990674 is about 144.0753527948.

The spelling of 2990674 in words is "two million, nine hundred ninety thousand, six hundred seventy-four".

Divisors: 1 2 17 34 87961 175922 1495337 2990674