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152230014 = 23219617297
BaseRepresentation
bin10010001001011…
…01100001111110
3101121110002022200
421010231201332
5302432330024
623034452330
73525635166
oct1104554176
9347402280
10152230014
1178a25732
1242b940a6
13256ccc41
14163095a6
15d5702c9
hex912d87e

152230014 has 48 divisors (see below), whose sum is σ = 352931280. Its totient is φ = 47278080.

The previous prime is 152230009. The next prime is 152230021. The reversal of 152230014 is 410032251.

152230014 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17214 + ... + 24510.

It is an arithmetic number, because the mean of its divisors is an integer number (7352735).

Almost surely, 2152230014 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 152230014, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176465640).

152230014 is an abundant number, since it is smaller than the sum of its proper divisors (200701266).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

152230014 is a wasteful number, since it uses less digits than its factorization.

152230014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7385 (or 7382 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 152230014 is about 12338.1527790833. The cubic root of 152230014 is about 533.9493913238.

Adding to 152230014 its reverse (410032251), we get a palindrome (562262265).

The spelling of 152230014 in words is "one hundred fifty-two million, two hundred thirty thousand, fourteen".

Divisors: 1 2 3 6 9 18 19 38 57 61 114 122 171 183 342 366 549 1098 1159 2318 3477 6954 7297 10431 14594 20862 21891 43782 65673 131346 138643 277286 415929 445117 831858 890234 1247787 1335351 2495574 2670702 4006053 8012106 8457223 16914446 25371669 50743338 76115007 152230014