Base | Representation |
---|---|
bin | 11001000100101… |
… | …010110000010110 |
3 | 1002022112102221120 |
4 | 121010222300112 |
5 | 1330141412402 |
6 | 105424024410 |
7 | 13265333541 |
oct | 3104526026 |
9 | 1068472846 |
10 | 420654102 |
11 | 1a64a2720 |
12 | b8a62106 |
13 | 691c366b |
14 | 3dc1d858 |
15 | 26de33bc |
hex | 1912ac16 |
420654102 has 32 divisors (see below), whose sum is σ = 918601344. Its totient is φ = 127358400.
The previous prime is 420654083. The next prime is 420654121. The reversal of 420654102 is 201456024.
It is an interprime number because it is at equal distance from previous prime (420654083) and next prime (420654121).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101658 + ... + 105714.
It is an arithmetic number, because the mean of its divisors is an integer number (28706292).
Almost surely, 2420654102 is an apocalyptic number.
420654102 is an abundant number, since it is smaller than the sum of its proper divisors (497947242).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
420654102 is a wasteful number, since it uses less digits than its factorization.
420654102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5644.
The product of its (nonzero) digits is 1920, while the sum is 24.
The square root of 420654102 is about 20509.8537781233. The cubic root of 420654102 is about 749.2758058377.
The spelling of 420654102 in words is "four hundred twenty million, six hundred fifty-four thousand, one hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.085 sec. • engine limits •