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3689194080 = 2535111371757
BaseRepresentation
bin1101101111100100…
…1010001001100000
3100112002212110212210
43123321022021200
530023413202310
61410024122120
7160264426605
oct33371121140
910462773783
103689194080
1116234aa130
1286b606340
1346a40c2a0
1426dd6a6ac
15168d2e820
hexdbe4a260

3689194080 has 384 divisors, whose sum is σ = 13863177216. Its totient is φ = 812851200.

The previous prime is 3689194049. The next prime is 3689194087. The reversal of 3689194080 is 804919863.

It is a super-2 number, since 2×36891940802 = 27220305919814092800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3689194087) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4873062 + ... + 4873818.

It is an arithmetic number, because the mean of its divisors is an integer number (36102024).

Almost surely, 23689194080 is an apocalyptic number.

3689194080 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 3689194080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6931588608).

3689194080 is an abundant number, since it is smaller than the sum of its proper divisors (10173983136).

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

3689194080 is a wasteful number, since it uses less digits than its factorization.

3689194080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870 (or 862 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 48.

The square root of 3689194080 is about 60738.7362397342. The cubic root of 3689194080 is about 1545.1732024799.

The spelling of 3689194080 in words is "three billion, six hundred eighty-nine million, one hundred ninety-four thousand, eighty".