Base | Representation |
---|---|
bin | 1101011111001001000… |
… | …1110110100101010100 |
3 | 211011001102201121012220 |
4 | 3113302101312211110 |
5 | 12244004144023410 |
6 | 254235100542340 |
7 | 22511456533221 |
oct | 3276221664524 |
9 | 734042647186 |
10 | 231698032980 |
11 | 8a298554577 |
12 | 38aa32519b0 |
13 | 18b064223cb |
14 | b2ddc5c948 |
15 | 60611b4070 |
hex | 35f2476954 |
231698032980 has 24 divisors (see below), whose sum is σ = 648754492512. Its totient is φ = 61786142112.
The previous prime is 231698032931. The next prime is 231698032997. The reversal of 231698032980 is 89230896132.
It is a congruent number.
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, 1930816882 + ... + 1930817001.
It is an arithmetic number, because the mean of its divisors is an integer number (27031437188).
Almost surely, 2231698032980 is an apocalyptic number.
231698032980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
231698032980 is an abundant number, since it is smaller than the sum of its proper divisors (417056459532).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231698032980 is a wasteful number, since it uses less digits than its factorization.
231698032980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3861633895 (or 3861633893 counting only the distinct ones).
The product of its (nonzero) digits is 1119744, while the sum is 51.
The spelling of 231698032980 in words is "two hundred thirty-one billion, six hundred ninety-eight million, thirty-two thousand, nine hundred eighty".
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