Base | Representation |
---|---|
bin | 11101001111101101… |
… | …100111010110101110 |
3 | 10000001110122102111221 |
4 | 131033231213112232 |
5 | 1003302421110224 |
6 | 22232000333554 |
7 | 2161113455650 |
oct | 351755472656 |
9 | 100043572457 |
10 | 31402128814 |
11 | 12354757181 |
12 | 61046142ba |
13 | 2c65a0a814 |
14 | 173c7526d0 |
15 | c3bc8e6e4 |
hex | 74fb675ae |
31402128814 has 8 divisors (see below), whose sum is σ = 53832220848. Its totient is φ = 13458055200.
The previous prime is 31402128757. The next prime is 31402128853. The reversal of 31402128814 is 41882120413.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 31402128814.
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 1121504587 + ... + 1121504614.
It is an arithmetic number, because the mean of its divisors is an integer number (6729027606).
Almost surely, 231402128814 is an apocalyptic number.
31402128814 is a deficient number, since it is larger than the sum of its proper divisors (22430092034).
31402128814 is a wasteful number, since it uses less digits than its factorization.
31402128814 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2243009210.
The product of its (nonzero) digits is 12288, while the sum is 34.
The spelling of 31402128814 in words is "thirty-one billion, four hundred two million, one hundred twenty-eight thousand, eight hundred fourteen".
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