Base | Representation |
---|---|
bin | 11101001100110111… |
… | …101000010001100110 |
3 | 2222221010212200120202 |
4 | 131030313220101212 |
5 | 1003203213003444 |
6 | 22223134030502 |
7 | 2156664123062 |
oct | 351467502146 |
9 | 88833780522 |
10 | 31354422374 |
11 | 1232a832670 |
12 | 60b0648432 |
13 | 2c58b76362 |
14 | 1736294aa2 |
15 | c379b934e |
hex | 74cde8466 |
31354422374 has 16 divisors (see below), whose sum is σ = 51361108560. Its totient is φ = 14237045760.
The previous prime is 31354422293. The next prime is 31354422397. The reversal of 31354422374 is 47322445313.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 726779 + ... + 768710.
It is an arithmetic number, because the mean of its divisors is an integer number (3210069285).
Almost surely, 231354422374 is an apocalyptic number.
31354422374 is a deficient number, since it is larger than the sum of its proper divisors (20006686186).
31354422374 is a wasteful number, since it uses less digits than its factorization.
31354422374 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1496455.
The product of its digits is 241920, while the sum is 38.
Adding to 31354422374 its reverse (47322445313), we get a palindrome (78676867687).
The spelling of 31354422374 in words is "thirty-one billion, three hundred fifty-four million, four hundred twenty-two thousand, three hundred seventy-four".
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