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215327007 = 3273417889
BaseRepresentation
bin11001101010110…
…10000100011111
3120000011202010100
430311122010133
5420110431012
633211112143
75223151350
oct1465320437
9500152110
10215327007
11100601405
1260142653
13357c273c
1420851d27
1513d858dc
hexcd5a11f

215327007 has 12 divisors (see below), whose sum is σ = 355460560. Its totient is φ = 123043968.

The previous prime is 215326997. The next prime is 215327009. The reversal of 215327007 is 700723512.

It is not a de Polignac number, because 215327007 - 211 = 215324959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (215327009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1708882 + ... + 1709007.

Almost surely, 2215327007 is an apocalyptic number.

215327007 is a deficient number, since it is larger than the sum of its proper divisors (140133553).

215327007 is a wasteful number, since it uses less digits than its factorization.

215327007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3417902 (or 3417899 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 27.

The square root of 215327007 is about 14674.0249079794. The cubic root of 215327007 is about 599.3762100349.

The spelling of 215327007 in words is "two hundred fifteen million, three hundred twenty-seven thousand, seven".

Divisors: 1 3 7 9 21 63 3417889 10253667 23925223 30761001 71775669 215327007