Base | Representation |
---|---|
bin | 101001110000011… |
… | …0010000001111101 |
3 | 10121122102101020202 |
4 | 1103200302001331 |
5 | 10332140234321 |
6 | 351010253245 |
7 | 46502113553 |
oct | 12340620175 |
9 | 3548371222 |
10 | 1401102461 |
11 | 659982020 |
12 | 331287225 |
13 | 194376515 |
14 | d411bbd3 |
15 | 8301170b |
hex | 5383207d |
1401102461 has 4 divisors (see below), whose sum is σ = 1528475424. Its totient is φ = 1273729500.
The previous prime is 1401102457. The next prime is 1401102463. The reversal of 1401102461 is 1642011041.
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.
It is a cyclic number.
It is not a de Polignac number, because 1401102461 - 22 = 1401102457 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 (1401102463) 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, 63686465 + ... + 63686486.
It is an arithmetic number, because the mean of its divisors is an integer number (382118856).
Almost surely, 21401102461 is an apocalyptic number.
1401102461 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
1401102461 is a deficient number, since it is larger than the sum of its proper divisors (127372963).
1401102461 is a wasteful number, since it uses less digits than its factorization.
1401102461 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 127372962.
The product of its (nonzero) digits is 192, while the sum is 20.
The square root of 1401102461 is about 37431.3032233717. The cubic root of 1401102461 is about 1118.9825104954.
The spelling of 1401102461 in words is "one billion, four hundred one million, one hundred two thousand, four hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.092 sec. • engine limits •