Base | Representation |
---|---|
bin | 101110010000111… |
… | …1011011100000001 |
3 | 11000012002222211020 |
4 | 1130201323130001 |
5 | 11134403214311 |
6 | 414013140053 |
7 | 53320110633 |
oct | 13441733401 |
9 | 4005088736 |
10 | 1552398081 |
11 | 727319723 |
12 | 373a8a629 |
13 | 1b980a060 |
14 | 10a262a53 |
15 | 91449c06 |
hex | 5c87b701 |
1552398081 has 16 divisors (see below), whose sum is σ = 2231733504. Its totient is φ = 954186624.
The previous prime is 1552398079. The next prime is 1552398119. The reversal of 1552398081 is 1808932551.
It is not a de Polignac number, because 1552398081 - 21 = 1552398079 is a prime.
It is a super-2 number, since 2×15523980812 = 4819879603784965122, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (1552396081) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10200 + ... + 56646.
It is an arithmetic number, because the mean of its divisors is an integer number (139483344).
Almost surely, 21552398081 is an apocalyptic number.
It is an amenable number.
1552398081 is a deficient number, since it is larger than the sum of its proper divisors (679335423).
1552398081 is a wasteful number, since it uses less digits than its factorization.
1552398081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47320.
The product of its (nonzero) digits is 86400, while the sum is 42.
The square root of 1552398081 is about 39400.4832584576. The cubic root of 1552398081 is about 1157.8910554319.
The spelling of 1552398081 in words is "one billion, five hundred fifty-two million, three hundred ninety-eight thousand, eighty-one".
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