Base | Representation |
---|---|
bin | 11100000101001010… |
… | …011110010000100100 |
3 | 2212211022011221121022 |
4 | 130011022132100210 |
5 | 443222224340112 |
6 | 21503521110312 |
7 | 2115115456436 |
oct | 340512362044 |
9 | 85738157538 |
10 | 30151402532 |
11 | 11872753a99 |
12 | 5a15788398 |
13 | 2ac68654b4 |
14 | 16605ba656 |
15 | bb7083d72 |
hex | 70529e424 |
30151402532 has 12 divisors (see below), whose sum is σ = 52766372736. Its totient is φ = 15075296040.
The previous prime is 30151402531. The next prime is 30151402549. The reversal of 30151402532 is 23520415103.
It is a happy number.
It is a super-2 number, since 2×301514025322 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (30151402531) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119657 + ... + 273167.
It is an arithmetic number, because the mean of its divisors is an integer number (4397197728).
Almost surely, 230151402532 is an apocalyptic number.
It is an amenable number.
30151402532 is a deficient number, since it is larger than the sum of its proper divisors (22614970204).
30151402532 is a wasteful number, since it uses less digits than its factorization.
30151402532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 202618 (or 202616 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 26.
Adding to 30151402532 its reverse (23520415103), we get a palindrome (53671817635).
The spelling of 30151402532 in words is "thirty billion, one hundred fifty-one million, four hundred two thousand, five hundred thirty-two".
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