Base | Representation |
---|---|
bin | 111001111010… |
… | …0011100011110 |
3 | 2010010111222100 |
4 | 1303310130132 |
5 | 30233030444 |
6 | 3002425530 |
7 | 516032061 |
oct | 163643436 |
9 | 63114870 |
10 | 30361374 |
11 | 16157a4a |
12 | a2022a6 |
13 | 63a0614 |
14 | 40648d8 |
15 | 29eae69 |
hex | 1cf471e |
30361374 has 12 divisors (see below), whose sum is σ = 65783016. Its totient is φ = 10120452.
The previous prime is 30361367. The next prime is 30361381. The reversal of 30361374 is 47316303.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (30361367) and next prime (30361381).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 843354 + ... + 843389.
It is an arithmetic number, because the mean of its divisors is an integer number (5481918).
Almost surely, 230361374 is an apocalyptic number.
30361374 is an abundant number, since it is smaller than the sum of its proper divisors (35421642).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30361374 is a wasteful number, since it uses less digits than its factorization.
30361374 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1686751 (or 1686748 counting only the distinct ones).
The product of its (nonzero) digits is 4536, while the sum is 27.
The square root of 30361374 is about 5510.1156067727. The cubic root of 30361374 is about 311.9659109699.
Adding to 30361374 its reverse (47316303), we get a palindrome (77677677).
The spelling of 30361374 in words is "thirty million, three hundred sixty-one thousand, three hundred seventy-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •