Base | Representation |
---|---|
bin | 11101010000110… |
… | …10100000111000 |
3 | 122002220102220220 |
4 | 32220122200320 |
5 | 1000320203014 |
6 | 40205220040 |
7 | 6040335450 |
oct | 1650324070 |
9 | 562812826 |
10 | 245475384 |
11 | 116623320 |
12 | 6a261620 |
13 | 3bb1a10b |
14 | 2485cd60 |
15 | 1683d6a9 |
hex | ea1a838 |
245475384 has 64 divisors (see below), whose sum is σ = 765123840. Its totient is φ = 63759360.
The previous prime is 245475371. The next prime is 245475397. The reversal of 245475384 is 483574542.
It is an interprime number because it is at equal distance from previous prime (245475371) and next prime (245475397).
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64569 + ... + 68264.
It is an arithmetic number, because the mean of its divisors is an integer number (11955060).
Almost surely, 2245475384 is an apocalyptic number.
245475384 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
245475384 is an abundant number, since it is smaller than the sum of its proper divisors (519648456).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
245475384 is a wasteful number, since it uses less digits than its factorization.
245475384 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 132860 (or 132856 counting only the distinct ones).
The product of its digits is 537600, while the sum is 42.
The square root of 245475384 is about 15667.6540681750. The cubic root of 245475384 is about 626.1369249353.
The spelling of 245475384 in words is "two hundred forty-five million, four hundred seventy-five thousand, three hundred eighty-four".
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