Base | Representation |
---|---|
bin | 1010001000000… |
… | …1001010101011 |
3 | 2221220210210000 |
4 | 2202001022223 |
5 | 41333101412 |
6 | 4114154043 |
7 | 1024002246 |
oct | 242011253 |
9 | 87823700 |
10 | 42472107 |
11 | 21a79a17 |
12 | 12282923 |
13 | 8a50b32 |
14 | 58d825d |
15 | 3ade4dc |
hex | 28812ab |
42472107 has 10 divisors (see below), whose sum is σ = 63446108. Its totient is φ = 28314684.
The previous prime is 42472093. The next prime is 42472121. The reversal of 42472107 is 70127424.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (42472093) and next prime (42472121).
It is not a de Polignac number, because 42472107 - 24 = 42472091 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (42472127) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 262093 + ... + 262254.
Almost surely, 242472107 is an apocalyptic number.
42472107 is a deficient number, since it is larger than the sum of its proper divisors (20974001).
42472107 is an equidigital number, since it uses as much as digits as its factorization.
42472107 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 524359 (or 524350 counting only the distinct ones).
The product of its (nonzero) digits is 3136, while the sum is 27.
The square root of 42472107 is about 6517.0627586360. The cubic root of 42472107 is about 348.9002405051.
The spelling of 42472107 in words is "forty-two million, four hundred seventy-two thousand, one hundred seven".
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