Base | Representation |
---|---|
bin | 11101010001110100… |
… | …001110101011101000 |
3 | 10000010221001021001220 |
4 | 131101310032223220 |
5 | 1003340434322232 |
6 | 22235300542040 |
7 | 2162022431346 |
oct | 352164165350 |
9 | 100127037056 |
10 | 31437417192 |
11 | 12372669925 |
12 | 61143b1920 |
13 | 2c7011490c |
14 | 17432da996 |
15 | c3ee1042c |
hex | 751d0eae8 |
31437417192 has 64 divisors (see below), whose sum is σ = 81155727360. Its totient is φ = 10137739200.
The previous prime is 31437417181. The next prime is 31437417203. The reversal of 31437417192 is 29171473413.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (31437417181) and next prime (31437417203).
It is a super-2 number, since 2×314374171922 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3262093 + ... + 3271715.
It is an arithmetic number, because the mean of its divisors is an integer number (1268058240).
Almost surely, 231437417192 is an apocalyptic number.
It is an amenable number.
31437417192 is an abundant number, since it is smaller than the sum of its proper divisors (49718310168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31437417192 is a wasteful number, since it uses less digits than its factorization.
31437417192 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14054 (or 14050 counting only the distinct ones).
The product of its digits is 127008, while the sum is 42.
The spelling of 31437417192 in words is "thirty-one billion, four hundred thirty-seven million, four hundred seventeen thousand, one hundred ninety-two".
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