Base | Representation |
---|---|
bin | 1011101011100… |
… | …10101110010100 |
3 | 20211101021112210 |
4 | 11311302232110 |
5 | 200041044401 |
6 | 13420113420 |
7 | 2266610526 |
oct | 565625624 |
9 | 224337483 |
10 | 97987476 |
11 | 50347494 |
12 | 28995870 |
13 | 173ba772 |
14 | d029a16 |
15 | 89084d6 |
hex | 5d72b94 |
97987476 has 48 divisors (see below), whose sum is σ = 233468928. Its totient is φ = 31980000.
The previous prime is 97987471. The next prime is 97987489. The reversal of 97987476 is 67478979.
It is a super-6 number, since 6×979874766 (a number of 49 digits) contains 666666 as substring.
Its product of digits (5334336) is a multiple of the sum of its prime factors (972).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (97987471) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130101 + ... + 130851.
It is an arithmetic number, because the mean of its divisors is an integer number (4863936).
Almost surely, 297987476 is an apocalyptic number.
It is an amenable number.
97987476 is an abundant number, since it is smaller than the sum of its proper divisors (135481452).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
97987476 is a wasteful number, since it uses less digits than its factorization.
97987476 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 972 (or 970 counting only the distinct ones).
The product of its digits is 5334336, while the sum is 57.
The square root of 97987476 is about 9898.8623588774. The cubic root of 97987476 is about 461.0239885378.
The spelling of 97987476 in words is "ninety-seven million, nine hundred eighty-seven thousand, four hundred seventy-six".
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