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2972049 = 34173331
BaseRepresentation
bin1011010101100110010001
312120222212220
423111212101
51230101144
6143411253
734155603
oct13254621
95528786
102972049
11174aa43
12bb3b29
13800a12
14575173
153da919
hex2d5991

2972049 has 16 divisors (see below), whose sum is σ = 4127424. Its totient is φ = 1900800.

The previous prime is 2972041. The next prime is 2972069. The reversal of 2972049 is 9402792.

2972049 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2972049 - 23 = 2972041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2972041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8814 + ... + 9144.

It is an arithmetic number, because the mean of its divisors is an integer number (257964).

22972049 is an apocalyptic number.

It is an amenable number.

2972049 is a deficient number, since it is larger than the sum of its proper divisors (1155375).

2972049 is a wasteful number, since it uses less digits than its factorization.

2972049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448.

The product of its (nonzero) digits is 9072, while the sum is 33.

The square root of 2972049 is about 1723.9631666599. The cubic root of 2972049 is about 143.7756440702.

It can be divided in two parts, 297 and 2049, that added together give a triangular number (2346 = T68).

The spelling of 2972049 in words is "two million, nine hundred seventy-two thousand, forty-nine".

Divisors: 1 3 41 73 123 219 331 993 2993 8979 13571 24163 40713 72489 990683 2972049