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2979001 = 47241263
BaseRepresentation
bin1011010111010010111001
312121100102101
423113102321
51230312001
6143503401
734215064
oct13272271
95540371
102979001
111755193
12bb7b61
13803c2c
145778db
153dca01
hex2d74b9

2979001 has 8 divisors (see below), whose sum is σ = 3066624. Its totient is φ = 2892480.

The previous prime is 2978999. The next prime is 2979013. The reversal of 2979001 is 1009792.

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 2979001 - 21 = 2978999 is a prime.

It is a Duffinian number.

2979001 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2979091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11196 + ... + 11458.

It is an arithmetic number, because the mean of its divisors is an integer number (383328).

22979001 is an apocalyptic number.

It is an amenable number.

2979001 is a deficient number, since it is larger than the sum of its proper divisors (87623).

2979001 is a wasteful number, since it uses less digits than its factorization.

2979001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551.

The product of its (nonzero) digits is 1134, while the sum is 28.

The square root of 2979001 is about 1725.9782733279. The cubic root of 2979001 is about 143.8876599385.

The spelling of 2979001 in words is "two million, nine hundred seventy-nine thousand, one".

Divisors: 1 47 241 263 11327 12361 63383 2979001