Base | Representation |
---|---|
bin | 101110010100000… |
… | …1011001011011100 |
3 | 11000022012011211102 |
4 | 1130220023023130 |
5 | 11140313113140 |
6 | 414112212232 |
7 | 53340040340 |
oct | 13450131334 |
9 | 4008164742 |
10 | 1554035420 |
11 | 7282378a3 |
12 | 37453a078 |
13 | 1b9c613b2 |
14 | 10a56b620 |
15 | 9166ee15 |
hex | 5ca0b2dc |
1554035420 has 24 divisors (see below), whose sum is σ = 3729685344. Its totient is φ = 532812096.
The previous prime is 1554035407. The next prime is 1554035471. The reversal of 1554035420 is 245304551.
It is a super-2 number, since 2×15540354202 = 4830052173229152800, which contains 22 as substring.
It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5549987 + ... + 5550266.
It is an arithmetic number, because the mean of its divisors is an integer number (155403556).
Almost surely, 21554035420 is an apocalyptic number.
1554035420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1554035420 is an abundant number, since it is smaller than the sum of its proper divisors (2175649924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1554035420 is a wasteful number, since it uses less digits than its factorization.
1554035420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11100269 (or 11100267 counting only the distinct ones).
The product of its (nonzero) digits is 12000, while the sum is 29.
The square root of 1554035420 is about 39421.2559414334. The cubic root of 1554035420 is about 1158.2979944478.
Adding to 1554035420 its reverse (245304551), we get a palindrome (1799339971).
The spelling of 1554035420 in words is "one billion, five hundred fifty-four million, thirty-five thousand, four hundred twenty".
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