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2981701 = 67191233
BaseRepresentation
bin1011010111111101000101
312121111010101
423113331011
51230403301
6143524101
734226002
oct13277505
95544111
102981701
111757218
12bb9631
13805228
145788a9
153dd701
hex2d7f45

2981701 has 8 divisors (see below), whose sum is σ = 3055104. Its totient is φ = 2909280.

The previous prime is 2981677. The next prime is 2981707. The reversal of 2981701 is 1071892.

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

It is a cyclic number.

It is not a de Polignac number, because 2981701 - 25 = 2981669 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 9 and base 12.

It is a zygodrome in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 2981701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2981707) 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, 12681 + ... + 12913.

It is an arithmetic number, because the mean of its divisors is an integer number (381888).

22981701 is an apocalyptic number.

It is an amenable number.

2981701 is a deficient number, since it is larger than the sum of its proper divisors (73403).

2981701 is a wasteful number, since it uses less digits than its factorization.

2981701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491.

The product of its (nonzero) digits is 1008, while the sum is 28.

The square root of 2981701 is about 1726.7602612986. The cubic root of 2981701 is about 143.9311173895.

The spelling of 2981701 in words is "two million, nine hundred eighty-one thousand, seven hundred one".

Divisors: 1 67 191 233 12797 15611 44503 2981701