Base | Representation |
---|---|
bin | 1101111011011110010100… |
… | …0100011001010101000110 |
3 | 2000020010201122222221220101 |
4 | 3132313211010121111012 |
5 | 4001411420243420110 |
6 | 52323444235154314 |
7 | 3140333633116546 |
oct | 336674504312506 |
9 | 60203648887811 |
10 | 15315401545030 |
11 | 497525299a594 |
12 | 1874288ba599a |
13 | 87130bb2a032 |
14 | 3ad3ab2c5326 |
15 | 1b85c700413a |
hex | dede5119546 |
15315401545030 has 32 divisors (see below), whose sum is σ = 28458124501248. Its totient is φ = 5928309129600.
The previous prime is 15315401545021. The next prime is 15315401545043. The reversal of 15315401545030 is 3054510451351.
It is a super-2 number, since 2×153154015450302 (a number of 27 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7020064 + ... + 8939356.
It is an arithmetic number, because the mean of its divisors is an integer number (889316390664).
Almost surely, 215315401545030 is an apocalyptic number.
15315401545030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
15315401545030 is a deficient number, since it is larger than the sum of its proper divisors (13142722956218).
15315401545030 is a wasteful number, since it uses less digits than its factorization.
15315401545030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1945072.
The product of its (nonzero) digits is 90000, while the sum is 37.
Adding to 15315401545030 its reverse (3054510451351), we get a palindrome (18369911996381).
The spelling of 15315401545030 in words is "fifteen trillion, three hundred fifteen billion, four hundred one million, five hundred forty-five thousand, thirty".
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