Base | Representation |
---|---|
bin | 11101010001011001… |
… | …011111111101110110 |
3 | 10000010102212021011001 |
4 | 131101121133331312 |
5 | 1003332141110402 |
6 | 22234450433514 |
7 | 2161606035460 |
oct | 352131377566 |
9 | 100112767131 |
10 | 31430410102 |
11 | 12369713343 |
12 | 6111b9289a |
13 | 2c6b830400 |
14 | 17423d5130 |
15 | c3e4c9187 |
hex | 75165ff76 |
31430410102 has 48 divisors (see below), whose sum is σ = 58535592192. Its totient is φ = 12393220320.
The previous prime is 31430410073. The next prime is 31430410103. The reversal of 31430410102 is 20101403413.
It is a self number, because there is not a number n which added to its sum of digits gives 31430410102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31430410103) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 704727 + ... + 747997.
It is an arithmetic number, because the mean of its divisors is an integer number (1219491504).
Almost surely, 231430410102 is an apocalyptic number.
31430410102 is a deficient number, since it is larger than the sum of its proper divisors (27105182090).
31430410102 is a wasteful number, since it uses less digits than its factorization.
31430410102 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43613 (or 43600 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 31430410102 its reverse (20101403413), we get a palindrome (51531813515).
The spelling of 31430410102 in words is "thirty-one billion, four hundred thirty million, four hundred ten thousand, one hundred two".
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