Base | Representation |
---|---|
bin | 101111101101111010… |
… | …0001101110011101000 |
3 | 100210111110102101020022 |
4 | 1133123310031303220 |
5 | 3134330332134102 |
6 | 115024113420012 |
7 | 10255232604455 |
oct | 1373364156350 |
9 | 323443371208 |
10 | 102472146152 |
11 | 3a5049450a2 |
12 | 17a3986a608 |
13 | 9880a38a0c |
14 | 4d6150082c |
15 | 29eb2b25a2 |
hex | 17dbd0dce8 |
102472146152 has 8 divisors (see below), whose sum is σ = 192135274050. Its totient is φ = 51236073072.
The previous prime is 102472146143. The next prime is 102472146157. The reversal of 102472146152 is 251641274201.
It can be written as a sum of positive squares in only one way, i.e., 82445933956 + 20026212196 = 287134^2 + 141514^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is not an unprimeable number, because it can be changed into a prime (102472146157) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6404509127 + ... + 6404509142.
Almost surely, 2102472146152 is an apocalyptic number.
It is an amenable number.
102472146152 is a deficient number, since it is larger than the sum of its proper divisors (89663127898).
102472146152 is a wasteful number, since it uses less digits than its factorization.
102472146152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12809018275 (or 12809018271 counting only the distinct ones).
The product of its (nonzero) digits is 26880, while the sum is 35.
The spelling of 102472146152 in words is "one hundred two billion, four hundred seventy-two million, one hundred forty-six thousand, one hundred fifty-two".
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