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152222205 = 3519534113
BaseRepresentation
bin10010001001010…
…11100111111101
3101121102200121110
421010223213331
5302432102310
623034352233
73525603342
oct1104534775
9347380543
10152222205
1178a1a883
1242b8b679
13256c9515
14163067c9
15d56cd20
hex912b9fd

152222205 has 16 divisors (see below), whose sum is σ = 256374720. Its totient is φ = 76912128.

The previous prime is 152222179. The next prime is 152222219. The reversal of 152222205 is 502222251.

It is not a de Polignac number, because 152222205 - 25 = 152222173 is a prime.

It is a congruent 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, 266772 + ... + 267341.

It is an arithmetic number, because the mean of its divisors is an integer number (16023420).

Almost surely, 2152222205 is an apocalyptic number.

152222205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

152222205 is a deficient number, since it is larger than the sum of its proper divisors (104152515).

152222205 is a wasteful number, since it uses less digits than its factorization.

152222205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534140.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 152222205 is about 12337.8363176045. The cubic root of 152222205 is about 533.9402611005.

Adding to 152222205 its reverse (502222251), we get a palindrome (654444456).

The spelling of 152222205 in words is "one hundred fifty-two million, two hundred twenty-two thousand, two hundred five".

Divisors: 1 3 5 15 19 57 95 285 534113 1602339 2670565 8011695 10148147 30444441 50740735 152222205