Base | Representation |
---|---|
bin | 101010010100110… |
… | …0001101010111010 |
3 | 10122222022012200120 |
4 | 1110221201222322 |
5 | 10402031000322 |
6 | 352531114110 |
7 | 50123156016 |
oct | 12451415272 |
9 | 3588265616 |
10 | 1420171962 |
11 | 669717240 |
12 | 337742936 |
13 | 1982c2251 |
14 | d6883546 |
15 | 84a2ba5c |
hex | 54a61aba |
1420171962 has 64 divisors (see below), whose sum is σ = 3227516928. Its totient is φ = 412776000.
The previous prime is 1420171957. The next prime is 1420171997. The reversal of 1420171962 is 2691710241.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 169287 + ... + 177477.
It is an arithmetic number, because the mean of its divisors is an integer number (50429952).
Almost surely, 21420171962 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1420171962, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1613758464).
1420171962 is an abundant number, since it is smaller than the sum of its proper divisors (1807344966).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1420171962 is a wasteful number, since it uses less digits than its factorization.
1420171962 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8315.
The product of its (nonzero) digits is 6048, while the sum is 33.
The square root of 1420171962 is about 37685.1689925891. The cubic root of 1420171962 is about 1124.0362345474.
The spelling of 1420171962 in words is "one billion, four hundred twenty million, one hundred seventy-one thousand, nine hundred sixty-two".
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