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3689470080 = 27335892399
BaseRepresentation
bin1101101111101000…
…1101100010000000
3100112010101111111000
43123322031202000
530024001020310
61410034052000
7160266656352
oct33372154200
910463344430
103689470080
11162367852a
1286b71a000
1346a4a7aba
1426dddd0d2
15168d864c0
hexdbe8d880

3689470080 has 256 divisors, whose sum is σ = 13219200000. Its totient is φ = 972398592.

The previous prime is 3689470073. The next prime is 3689470097. The reversal of 3689470080 is 800749863.

3689470080 = T9504 + T9505 + ... + T9584.

It is a happy number.

It is a super-2 number, since 2×36894700802 = 27224378942430412800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1536721 + ... + 1539119.

It is an arithmetic number, because the mean of its divisors is an integer number (51637500).

Almost surely, 23689470080 is an apocalyptic number.

3689470080 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3689470080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6609600000).

3689470080 is an abundant number, since it is smaller than the sum of its proper divisors (9529729920).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3689470080 is a wasteful number, since it uses less digits than its factorization.

3689470080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2516 (or 2498 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 3689470080 is about 60741.0082234400. The cubic root of 3689470080 is about 1545.2117345784.

The spelling of 3689470080 in words is "three billion, six hundred eighty-nine million, four hundred seventy thousand, eighty".