Base | Representation |
---|---|
bin | 11100000001100011… |
… | …10101110110000101 |
3 | 1102211112200002221011 |
4 | 32000301311312011 |
5 | 221303113414031 |
6 | 10524540122221 |
7 | 1041561140020 |
oct | 160061656605 |
9 | 42745602834 |
10 | 15045451141 |
11 | 6420846146 |
12 | 2aba836371 |
13 | 155a0a0b16 |
14 | a2a2961b7 |
15 | 5d0ce16b1 |
hex | 380c75d85 |
15045451141 has 4 divisors (see below), whose sum is σ = 17194801312. Its totient is φ = 12896100972.
The previous prime is 15045451133. The next prime is 15045451153. The reversal of 15045451141 is 14115454051.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 14115454051 = 15767 ⋅895253.
It is a cyclic number.
It is not a de Polignac number, because 15045451141 - 23 = 15045451133 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15045451181) 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, 1074675075 + ... + 1074675088.
It is an arithmetic number, because the mean of its divisors is an integer number (4298700328).
Almost surely, 215045451141 is an apocalyptic number.
It is an amenable number.
15045451141 is a deficient number, since it is larger than the sum of its proper divisors (2149350171).
15045451141 is an equidigital number, since it uses as much as digits as its factorization.
15045451141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2149350170.
The product of its (nonzero) digits is 8000, while the sum is 31.
The spelling of 15045451141 in words is "fifteen billion, forty-five million, four hundred fifty-one thousand, one hundred forty-one".
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