Base | Representation |
---|---|
bin | 1110110001101… |
… | …1110110101100 |
3 | 11022121220200101 |
4 | 3230123312230 |
5 | 111331330301 |
6 | 10052240444 |
7 | 1351551634 |
oct | 354336654 |
9 | 138556611 |
10 | 61980076 |
11 | 31a93604 |
12 | 18910124 |
13 | cac1302 |
14 | 83356c4 |
15 | 5694701 |
hex | 3b1bdac |
61980076 has 12 divisors (see below), whose sum is σ = 112205520. Its totient is φ = 29921360.
The previous prime is 61980049. The next prime is 61980103. The reversal of 61980076 is 67008916.
It is an interprime number because it is at equal distance from previous prime (61980049) and next prime (61980103).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 267040 + ... + 267271.
It is an arithmetic number, because the mean of its divisors is an integer number (9350460).
Almost surely, 261980076 is an apocalyptic number.
It is an amenable number.
61980076 is a deficient number, since it is larger than the sum of its proper divisors (50225444).
61980076 is a wasteful number, since it uses less digits than its factorization.
61980076 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 534344 (or 534342 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 37.
The square root of 61980076 is about 7872.7425970878. The cubic root of 61980076 is about 395.7467601718.
The spelling of 61980076 in words is "sixty-one million, nine hundred eighty thousand, seventy-six".
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