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215053034 = 2715360931
BaseRepresentation
bin11001101000101…
…11001011101010
3112222122211022012
430310113023222
5420023144114
633201155522
75220630530
oct1464271352
9488584265
10215053034
11100434589
126002bba2
1335727b21
14207c0150
1513d2e63e
hexcd172ea

215053034 has 8 divisors (see below), whose sum is σ = 368662368. Its totient is φ = 92165580.

The previous prime is 215052997. The next prime is 215053057. The reversal of 215053034 is 430350512.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7680452 + ... + 7680479.

It is an arithmetic number, because the mean of its divisors is an integer number (46082796).

Almost surely, 2215053034 is an apocalyptic number.

215053034 is a deficient number, since it is larger than the sum of its proper divisors (153609334).

215053034 is a wasteful number, since it uses less digits than its factorization.

215053034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15360940.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 215053034 is about 14664.6866314968. The cubic root of 215053034 is about 599.1218951430.

The spelling of 215053034 in words is "two hundred fifteen million, fifty-three thousand, thirty-four".

Divisors: 1 2 7 14 15360931 30721862 107526517 215053034