Base | Representation |
---|---|
bin | 1100001111101100010… |
… | …11110010001100000111 |
3 | 1111020000020111211112110 |
4 | 12013312023302030013 |
5 | 23343134440041012 |
6 | 521141455352103 |
7 | 42253244641530 |
oct | 6076613621407 |
9 | 1436006454473 |
10 | 420742112007 |
11 | 152487a54128 |
12 | 69661822633 |
13 | 308a29ab2b9 |
14 | 16514c65687 |
15 | ae278a473c |
hex | 61f62f2307 |
420742112007 has 8 divisors (see below), whose sum is σ = 641130837376. Its totient is φ = 240424063992.
The previous prime is 420742112003. The next prime is 420742112023. The reversal of 420742112007 is 700211247024.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 420742112007 - 22 = 420742112003 is a prime.
It is a super-2 number, since 2×4207421120072 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (420742112003) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10017669313 + ... + 10017669354.
It is an arithmetic number, because the mean of its divisors is an integer number (80141354672).
Almost surely, 2420742112007 is an apocalyptic number.
420742112007 is a deficient number, since it is larger than the sum of its proper divisors (220388725369).
420742112007 is a wasteful number, since it uses less digits than its factorization.
420742112007 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20035338677.
The product of its (nonzero) digits is 6272, while the sum is 30.
The spelling of 420742112007 in words is "four hundred twenty billion, seven hundred forty-two million, one hundred twelve thousand, seven".
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