Base | Representation |
---|---|
bin | 100100101001110… |
… | …1100111001011100 |
3 | 10011201021110112212 |
4 | 1021103230321130 |
5 | 10004323321104 |
6 | 322013015552 |
7 | 42322663244 |
oct | 11123547134 |
9 | 3151243485 |
10 | 1229901404 |
11 | 58127a146 |
12 | 2a3a845b8 |
13 | 167a63614 |
14 | b94b4b24 |
15 | 72e9536e |
hex | 494ece5c |
1229901404 has 6 divisors (see below), whose sum is σ = 2152327464. Its totient is φ = 614950700.
The previous prime is 1229901403. The next prime is 1229901527. The reversal of 1229901404 is 4041099221.
It is a super-2 number, since 2×12299014042 = 3025314927122342432, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1229901403) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153737672 + ... + 153737679.
It is an arithmetic number, because the mean of its divisors is an integer number (358721244).
Almost surely, 21229901404 is an apocalyptic number.
It is an amenable number.
1229901404 is a deficient number, since it is larger than the sum of its proper divisors (922426060).
1229901404 is a wasteful number, since it uses less digits than its factorization.
1229901404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 307475355 (or 307475353 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 32.
The square root of 1229901404 is about 35069.9501567938. The cubic root of 1229901404 is about 1071.4126402474.
The spelling of 1229901404 in words is "one billion, two hundred twenty-nine million, nine hundred one thousand, four hundred four".
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