Base | Representation |
---|---|
bin | 10000000000010111101111… |
… | …001000101101010111010011 |
3 | 100020020121210222220012111201 |
4 | 100000113233020231113103 |
5 | 33211314341122123411 |
6 | 405414355135052031 |
7 | 20553546445211626 |
oct | 2000275710552723 |
9 | 306217728805451 |
10 | 70394231051731 |
11 | 20480031289284 |
12 | 7a8aa59671017 |
13 | 30381bc0b6192 |
14 | 13551557a1dbd |
15 | 8211aebe63c1 |
hex | 4005ef22d5d3 |
70394231051731 has 4 divisors (see below), whose sum is σ = 70394335487464. Its totient is φ = 70394126616000.
The previous prime is 70394231051723. The next prime is 70394231051797. The reversal of 70394231051731 is 13715013249307.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 70394231051731 - 23 = 70394231051723 is a prime.
It is a super-2 number, since 2×703942310517312 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (70394231021731) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51200190 + ... + 52557091.
It is an arithmetic number, because the mean of its divisors is an integer number (17598583871866).
Almost surely, 270394231051731 is an apocalyptic number.
70394231051731 is a deficient number, since it is larger than the sum of its proper divisors (104435733).
70394231051731 is a wasteful number, since it uses less digits than its factorization.
70394231051731 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 104435732.
The product of its (nonzero) digits is 476280, while the sum is 46.
The spelling of 70394231051731 in words is "seventy trillion, three hundred ninety-four billion, two hundred thirty-one million, fifty-one thousand, seven hundred thirty-one".
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