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2977013 = 13733137
BaseRepresentation
bin1011010110110011110101
312121020200202
423112303311
51230231023
6143450245
734206224
oct13266365
95536622
102977013
111753746
12bb6985
13803060
14576cbb
153dc128
hex2d6cf5

2977013 has 8 divisors (see below), whose sum is σ = 3250968. Its totient is φ = 2709504.

The previous prime is 2977003. The next prime is 2977021. The reversal of 2977013 is 3107792.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 966289 + 2010724 = 983^2 + 1418^2 .

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 2977013 - 216 = 2911477 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 (2977003) 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, 620 + ... + 2517.

It is an arithmetic number, because the mean of its divisors is an integer number (406371).

22977013 is an apocalyptic number.

It is an amenable number.

2977013 is a deficient number, since it is larger than the sum of its proper divisors (273955).

2977013 is a wasteful number, since it uses less digits than its factorization.

2977013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3223.

The product of its (nonzero) digits is 2646, while the sum is 29.

The square root of 2977013 is about 1725.4022719354. The cubic root of 2977013 is about 143.8556455907.

The spelling of 2977013 in words is "two million, nine hundred seventy-seven thousand, thirteen".

Divisors: 1 13 73 949 3137 40781 229001 2977013