Base | Representation |
---|---|
bin | 100000110110101… |
… | …1001100010100011 |
3 | 2211211101202010020 |
4 | 1001231121202203 |
5 | 4224204421011 |
6 | 301220404523 |
7 | 36214262601 |
oct | 10155314243 |
9 | 2754352106 |
10 | 1102420131 |
11 | 51631861a |
12 | 269246743 |
13 | 14751a407 |
14 | a65ac871 |
15 | 66bb3006 |
hex | 41b598a3 |
1102420131 has 16 divisors (see below), whose sum is σ = 1559752704. Its totient is φ = 690205824.
The previous prime is 1102420129. The next prime is 1102420159. The reversal of 1102420131 is 1310242011.
It is not a de Polignac number, because 1102420131 - 21 = 1102420129 is a prime.
It is a super-2 number, since 2×11024201312 = 2430660290468114322, 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 1102420131.
It is not an unprimeable number, because it can be changed into a prime (1102420031) 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, 270 + ... + 46956.
It is an arithmetic number, because the mean of its divisors is an integer number (97484544).
Almost surely, 21102420131 is an apocalyptic number.
1102420131 is a deficient number, since it is larger than the sum of its proper divisors (457332573).
1102420131 is a wasteful number, since it uses less digits than its factorization.
1102420131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47170.
The product of its (nonzero) digits is 48, while the sum is 15.
The square root of 1102420131 is about 33202.7127054402. The cubic root of 1102420131 is about 1033.0366073330.
Adding to 1102420131 its reverse (1310242011), we get a palindrome (2412662142).
The spelling of 1102420131 in words is "one billion, one hundred two million, four hundred twenty thousand, one hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •