Base | Representation |
---|---|
bin | 10010001011011… |
… | …11110010110110 |
3 | 101121221212122010 |
4 | 21011233302312 |
5 | 303020021210 |
6 | 23044345050 |
7 | 3531145404 |
oct | 1105576266 |
9 | 347855563 |
10 | 152501430 |
11 | 790a0644 |
12 | 430a5186 |
13 | 25796643 |
14 | 1637a474 |
15 | d5c5920 |
hex | 916fcb6 |
152501430 has 64 divisors (see below), whose sum is σ = 385171200. Its totient is φ = 38586240.
The previous prime is 152501387. The next prime is 152501497. The reversal of 152501430 is 34105251.
It is a junction number, because it is equal to n+sod(n) for n = 152501397 and 152501406.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49845 + ... + 52815.
It is an arithmetic number, because the mean of its divisors is an integer number (6018300).
Almost surely, 2152501430 is an apocalyptic number.
152501430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 152501430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192585600).
152501430 is an abundant number, since it is smaller than the sum of its proper divisors (232669770).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152501430 is a wasteful number, since it uses less digits than its factorization.
152501430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3069.
The product of its (nonzero) digits is 600, while the sum is 21.
The square root of 152501430 is about 12349.1469341003. The cubic root of 152501430 is about 534.2665350119.
Adding to 152501430 its reverse (34105251), we get a palindrome (186606681).
The spelling of 152501430 in words is "one hundred fifty-two million, five hundred one thousand, four hundred thirty".
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