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38051039120 = 2452339203351
BaseRepresentation
bin100011011100000001…
…001100011110010000
310122012211202001210012
4203130001030132100
51110412031222440
625251433454052
72514640332053
oct433401143620
9118184661705
1038051039120
1115156901976
12745b271328
133785368583
141bad7daa9a
15eca856e65
hex8dc04c790

38051039120 has 40 divisors (see below), whose sum is σ = 88506924480. Its totient is φ = 15213833600.

The previous prime is 38051039029. The next prime is 38051039203. The reversal of 38051039120 is 2193015083.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×380510391202 (a number of 22 digits) contains 22 as substring.

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, 85445 + ... + 288795.

It is an arithmetic number, because the mean of its divisors is an integer number (2212673112).

Almost surely, 238051039120 is an apocalyptic number.

It is an amenable number.

38051039120 is an abundant number, since it is smaller than the sum of its proper divisors (50455885360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38051039120 is a wasteful number, since it uses less digits than its factorization.

38051039120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205703 (or 205697 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 32.

The spelling of 38051039120 in words is "thirty-eight billion, fifty-one million, thirty-nine thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 40 80 2339 4678 9356 11695 18712 23390 37424 46780 93560 187120 203351 406702 813404 1016755 1626808 2033510 3253616 4067020 8134040 16268080 475637989 951275978 1902551956 2378189945 3805103912 4756379890 7610207824 9512759780 19025519560 38051039120