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3072406590 = 23251121931479
BaseRepresentation
bin1011011100100001…
…0011010000111110
321221010021102111200
42313020103100332
522243014002330
61224512200330
7136065011421
oct26710232076
97833242450
103072406590
111337325600
12718b390a6
1339c6b6586
142120939b8
1512eae7a60
hexb721343e

3072406590 has 288 divisors, whose sum is σ = 9560678400. Its totient is φ = 681436800.

The previous prime is 3072406529. The next prime is 3072406613. The reversal of 3072406590 is 956042703.

3072406590 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 6413971 + ... + 6414449.

It is an arithmetic number, because the mean of its divisors is an integer number (33196800).

Almost surely, 23072406590 is an apocalyptic number.

3072406590 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3072406590, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4780339200).

3072406590 is an abundant number, since it is smaller than the sum of its proper divisors (6488271810).

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

3072406590 is a wasteful number, since it uses less digits than its factorization.

3072406590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 564 (or 550 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 3072406590 is about 55429.2936090656. The cubic root of 3072406590 is about 1453.7606053828.

The spelling of 3072406590 in words is "three billion, seventy-two million, four hundred six thousand, five hundred ninety".