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29070351 = 323230039
BaseRepresentation
bin110111011100…
…1010000001111
32000200221000200
41232321100033
524420222401
62515024543
7502044132
oct156712017
960627020
1029070351
1115455a92
12989b153
13603aabb
143c0a219
152843686
hex1bb940f

29070351 has 6 divisors (see below), whose sum is σ = 41990520. Its totient is φ = 19380228.

The previous prime is 29070269. The next prime is 29070373. The reversal of 29070351 is 15307092.

It is not a de Polignac number, because 29070351 - 29 = 29069839 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29070851) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1615011 + ... + 1615028.

It is an arithmetic number, because the mean of its divisors is an integer number (6998420).

Almost surely, 229070351 is an apocalyptic number.

29070351 is a deficient number, since it is larger than the sum of its proper divisors (12920169).

29070351 is a wasteful number, since it uses less digits than its factorization.

29070351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3230045 (or 3230042 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 27.

The square root of 29070351 is about 5391.6927768559. The cubic root of 29070351 is about 307.4799193708.

The spelling of 29070351 in words is "twenty-nine million, seventy thousand, three hundred fifty-one".

Divisors: 1 3 9 3230039 9690117 29070351