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164413315 = 51123129971
BaseRepresentation
bin10011100110010…
…11111110000011
3102110101001200001
421303023332003
5314042211230
624151540431
74034330053
oct1163137603
9373331601
10164413315
1184897180
124708a717
13280a74b1
1417b9b563
15e67a0ca
hex9ccbf83

164413315 has 16 divisors (see below), whose sum is σ = 224591616. Its totient is φ = 114373600.

The previous prime is 164413279. The next prime is 164413331. The reversal of 164413315 is 513314461.

It is not a de Polignac number, because 164413315 - 27 = 164413187 is a prime.

It is a super-3 number, since 3×1644133153 (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63721 + ... + 66250.

It is an arithmetic number, because the mean of its divisors is an integer number (14036976).

Almost surely, 2164413315 is an apocalyptic number.

164413315 is a deficient number, since it is larger than the sum of its proper divisors (60178301).

164413315 is a wasteful number, since it uses less digits than its factorization.

164413315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130010.

The product of its digits is 4320, while the sum is 28.

The square root of 164413315 is about 12822.3755599343. The cubic root of 164413315 is about 547.8298117775.

Adding to 164413315 its reverse (513314461), we get a palindrome (677727776).

The spelling of 164413315 in words is "one hundred sixty-four million, four hundred thirteen thousand, three hundred fifteen".

Divisors: 1 5 11 23 55 115 253 1265 129971 649855 1429681 2989333 7148405 14946665 32882663 164413315