Base | Representation |
---|---|
bin | 111011101011010… |
… | …101000010111011 |
3 | 2120202221221121011 |
4 | 323223111002323 |
5 | 4022302323024 |
6 | 243203254351 |
7 | 33545115442 |
oct | 7353250273 |
9 | 2522857534 |
10 | 1001214139 |
11 | 474183002 |
12 | 23b37a3b7 |
13 | 12c573a03 |
14 | 96d85d59 |
15 | 5cd71094 |
hex | 3bad50bb |
1001214139 has 8 divisors (see below), whose sum is σ = 1054576640. Its totient is φ = 947918376.
The previous prime is 1001214121. The next prime is 1001214157. The reversal of 1001214139 is 9314121001.
It is an interprime number because it is at equal distance from previous prime (1001214121) and next prime (1001214157).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1001214139 - 217 = 1001083067 is a prime.
It is a super-2 number, since 2×10012141392 = 2004859504267022642, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1001214119) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15754 + ... + 47440.
It is an arithmetic number, because the mean of its divisors is an integer number (131822080).
Almost surely, 21001214139 is an apocalyptic number.
1001214139 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
1001214139 is a deficient number, since it is larger than the sum of its proper divisors (53362501).
1001214139 is a wasteful number, since it uses less digits than its factorization.
1001214139 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33369.
The product of its (nonzero) digits is 216, while the sum is 22.
The square root of 1001214139 is about 31641.9680013744. The cubic root of 1001214139 is about 1000.4045493178.
The spelling of 1001214139 in words is "one billion, one million, two hundred fourteen thousand, one hundred thirty-nine".
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