Base | Representation |
---|---|
bin | 101111100010000000… |
… | …1100001000100100111 |
3 | 100202110122022121212112 |
4 | 1133010001201010213 |
5 | 3133021140323001 |
6 | 114520334111235 |
7 | 10242315004151 |
oct | 1370401410447 |
9 | 322418277775 |
10 | 102072979751 |
11 | 3a31a599506 |
12 | 1794804b51b |
13 | 9819129992 |
14 | 4d244b5ad1 |
15 | 29c6215cbb |
hex | 17c4061127 |
102072979751 has 2 divisors, whose sum is σ = 102072979752. Its totient is φ = 102072979750.
The previous prime is 102072979739. The next prime is 102072979763. The reversal of 102072979751 is 157979270201.
It is a balanced prime because it is at equal distance from previous prime (102072979739) and next prime (102072979763).
It is a cyclic number.
It is not a de Polignac number, because 102072979751 - 226 = 102005870887 is a prime.
It is a Sophie Germain prime.
It is a self number, because there is not a number n which added to its sum of digits gives 102072979751.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (102072978751) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51036489875 + 51036489876.
It is an arithmetic number, because the mean of its divisors is an integer number (51036489876).
Almost surely, 2102072979751 is an apocalyptic number.
102072979751 is a deficient number, since it is larger than the sum of its proper divisors (1).
102072979751 is an equidigital number, since it uses as much as digits as its factorization.
102072979751 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 555660, while the sum is 50.
The spelling of 102072979751 in words is "one hundred two billion, seventy-two million, nine hundred seventy-nine thousand, seven hundred fifty-one".
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