Base | Representation |
---|---|
bin | 101000110100101… |
… | …1011010011001011 |
3 | 10112110112202211222 |
4 | 1101221123103023 |
5 | 10301133023334 |
6 | 343531512255 |
7 | 45642141314 |
oct | 12151332313 |
9 | 3473482758 |
10 | 1369814219 |
11 | 643251774 |
12 | 3228b868b |
13 | 18aa40077 |
14 | cdcd560b |
15 | 803d0d2e |
hex | 51a5b4cb |
1369814219 has 16 divisors (see below), whose sum is σ = 1474601760. Its totient is φ = 1267875840.
The previous prime is 1369814213. The next prime is 1369814249. The reversal of 1369814219 is 9124189631.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1369814219 is a prime.
It is a super-2 number, since 2×13698142192 = 3752781989149159922, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1369814219.
It is not an unprimeable number, because it can be changed into a prime (1369814213) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 289664 + ... + 294354.
It is an arithmetic number, because the mean of its divisors is an integer number (92162610).
Almost surely, 21369814219 is an apocalyptic number.
1369814219 is a deficient number, since it is larger than the sum of its proper divisors (104787541).
1369814219 is a wasteful number, since it uses less digits than its factorization.
1369814219 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4990.
The product of its digits is 93312, while the sum is 44.
The square root of 1369814219 is about 37011.0013239307. The cubic root of 1369814219 is about 1110.5903358227.
The spelling of 1369814219 in words is "one billion, three hundred sixty-nine million, eight hundred fourteen thousand, two hundred nineteen".
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