Base | Representation |
---|---|
bin | 101101101111100111… |
… | …111101100010001010 |
3 | 11200210002000210001102 |
4 | 231233213331202022 |
5 | 1301043022340030 |
6 | 34321512021402 |
7 | 3356113620455 |
oct | 555747754212 |
9 | 150702023042 |
10 | 49117386890 |
11 | 19915536830 |
12 | 9629391862 |
13 | 4829c53250 |
14 | 253d41c49c |
15 | 142714ec45 |
hex | b6f9fd88a |
49117386890 has 64 divisors (see below), whose sum is σ = 104140173312. Its totient is φ = 16443724800.
The previous prime is 49117386869. The next prime is 49117386911. The reversal of 49117386890 is 9868371194.
It is an interprime number because it is at equal distance from previous prime (49117386869) and next prime (49117386911).
It is a super-3 number, since 3×491173868903 (a number of 33 digits) contains 333 as substring.
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, 502850 + ... + 592530.
It is an arithmetic number, because the mean of its divisors is an integer number (1627190208).
Almost surely, 249117386890 is an apocalyptic number.
49117386890 is an abundant number, since it is smaller than the sum of its proper divisors (55022786422).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49117386890 is a wasteful number, since it uses less digits than its factorization.
49117386890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90095.
The product of its (nonzero) digits is 2612736, while the sum is 56.
The spelling of 49117386890 in words is "forty-nine billion, one hundred seventeen million, three hundred eighty-six thousand, eight hundred ninety".
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