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3030379 = 11275489
BaseRepresentation
bin1011100011110101101011
312200221220021
423203311223
51233433004
6144541311
734520632
oct13436553
95627807
103030379
11178a850
121021837
13821431
1458c519
153ecd54
hex2e3d6b

3030379 has 4 divisors (see below), whose sum is σ = 3305880. Its totient is φ = 2754880.

The previous prime is 3030373. The next prime is 3030383. The reversal of 3030379 is 9730303.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9730303 = 11884573.

It is a cyclic number.

It is not a de Polignac number, because 3030379 - 23 = 3030371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3030371) 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, 137734 + ... + 137755.

It is an arithmetic number, because the mean of its divisors is an integer number (826470).

Almost surely, 23030379 is an apocalyptic number.

3030379 is a deficient number, since it is larger than the sum of its proper divisors (275501).

3030379 is a wasteful number, since it uses less digits than its factorization.

3030379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275500.

The product of its (nonzero) digits is 1701, while the sum is 25.

The square root of 3030379 is about 1740.7983800544. The cubic root of 3030379 is about 144.7101462981.

It can be divided in two parts, 3030 and 379, that multiplied together give a triangular number (1148370 = T1515).

The spelling of 3030379 in words is "three million, thirty thousand, three hundred seventy-nine".

Divisors: 1 11 275489 3030379