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152219207 = 7173141263
BaseRepresentation
bin10010001001010…
…10111001000111
3101121102112111102
421010222321013
5302432003312
623034330315
73525561530
oct1104527107
9347375442
10152219207
1178a185a8
1242b8999b
13256c804a
1416305687
15d56bec2
hex912ae47

152219207 has 16 divisors (see below), whose sum is σ = 190144512. Its totient is φ = 118834560.

The previous prime is 152219189. The next prime is 152219209. The reversal of 152219207 is 702912251.

It is a cyclic number.

It is not a de Polignac number, because 152219207 - 26 = 152219143 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 152219207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152219209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16943 + ... + 24320.

It is an arithmetic number, because the mean of its divisors is an integer number (11884032).

Almost surely, 2152219207 is an apocalyptic number.

152219207 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

152219207 is a deficient number, since it is larger than the sum of its proper divisors (37925305).

152219207 is a wasteful number, since it uses less digits than its factorization.

152219207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41318.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 152219207 is about 12337.7148208248. The cubic root of 152219207 is about 533.9367557787.

The spelling of 152219207 in words is "one hundred fifty-two million, two hundred nineteen thousand, two hundred seven".

Divisors: 1 7 17 31 119 217 527 3689 41263 288841 701471 1279153 4910297 8954071 21745601 152219207