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6972055 = 53121451
BaseRepresentation
bin11010100110001010010111
3111010012212021
4122212022113
53241101210
6405234011
7113155456
oct32461227
914105767
106972055
113a32232
122402907
1315a159c
14cd6b9d
1592abda
hex6a6297

6972055 has 12 divisors (see below), whose sum is σ = 8651016. Its totient is φ = 5394000.

The previous prime is 6972041. The next prime is 6972061. The reversal of 6972055 is 5502796.

It is not a de Polignac number, because 6972055 - 29 = 6971543 is a prime.

It is a Duffinian number.

6972055 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 6972055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4080 + ... + 5530.

It is an arithmetic number, because the mean of its divisors is an integer number (720918).

Almost surely, 26972055 is an apocalyptic number.

6972055 is a deficient number, since it is larger than the sum of its proper divisors (1678961).

6972055 is a wasteful number, since it uses less digits than its factorization.

6972055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1518 (or 1487 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 34.

The square root of 6972055 is about 2640.4649211834. The cubic root of 6972055 is about 191.0382222968.

The spelling of 6972055 in words is "six million, nine hundred seventy-two thousand, fifty-five".

Divisors: 1 5 31 155 961 1451 4805 7255 44981 224905 1394411 6972055