Base | Representation |
---|---|
bin | 101001110000110… |
… | …0101000010001000 |
3 | 10121122210222211001 |
4 | 1103201211002020 |
5 | 10332213430433 |
6 | 351014544344 |
7 | 46503643612 |
oct | 12341450210 |
9 | 3548728731 |
10 | 1401311368 |
11 | 65a004a76 |
12 | 3313680b4 |
13 | 19441a632 |
14 | d4173db2 |
15 | 8305357d |
hex | 53865088 |
1401311368 has 8 divisors (see below), whose sum is σ = 2627458830. Its totient is φ = 700655680.
The previous prime is 1401311347. The next prime is 1401311369. The reversal of 1401311368 is 8631131041.
It can be written as a sum of positive squares in only one way, i.e., 1391439204 + 9872164 = 37302^2 + 3142^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is not an unprimeable number, because it can be changed into a prime (1401311369) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 87581953 + ... + 87581968.
Almost surely, 21401311368 is an apocalyptic number.
It is an amenable number.
1401311368 is a deficient number, since it is larger than the sum of its proper divisors (1226147462).
1401311368 is a wasteful number, since it uses less digits than its factorization.
1401311368 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 175163927 (or 175163923 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 28.
The square root of 1401311368 is about 37434.0936580546. The cubic root of 1401311368 is about 1119.0381218606.
The spelling of 1401311368 in words is "one billion, four hundred one million, three hundred eleven thousand, three hundred sixty-eight".
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