Base | Representation |
---|---|
bin | 100101000001011101… |
… | …100100100010000000 |
3 | 10210121110020102222102 |
4 | 211001131210202000 |
5 | 1122403230222022 |
6 | 30132352125532 |
7 | 2605054503464 |
oct | 450135444200 |
9 | 123543212872 |
10 | 39752976512 |
11 | 1594a5786a7 |
12 | 78552368a8 |
13 | 3996b42912 |
14 | 1cd18684a4 |
15 | 1079e8ea92 |
hex | 941764880 |
39752976512 has 24 divisors (see below), whose sum is σ = 79199877015. Its totient is φ = 19875360384.
The previous prime is 39752976503. The next prime is 39752976521. The reversal of 39752976512 is 21567925793.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It is an interprime number because it is at equal distance from previous prime (39752976503) and next prime (39752976521).
It can be written as a sum of positive squares in only one way, i.e., 19876488256 + 19876488256 = 140984^2 + 140984^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=140984.
It is a super-2 number, since 2×397529765122 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2246933 + ... + 2264555.
Almost surely, 239752976512 is an apocalyptic number.
39752976512 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
39752976512 is a deficient number, since it is larger than the sum of its proper divisors (39446900503).
39752976512 is an frugal number, since it uses more digits than its factorization.
39752976512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35260 (or 17625 counting only the distinct ones).
The product of its digits is 7144200, while the sum is 56.
The spelling of 39752976512 in words is "thirty-nine billion, seven hundred fifty-two million, nine hundred seventy-six thousand, five hundred twelve".
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