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2650140480 = 2635131311621
BaseRepresentation
bin1001110111110101…
…1110111101000000
320211200201002022010
42131331132331000
520411413443410
61114545412520
7122446552041
oct23575367500
96750632263
102650140480
11113aa31849
1261b63a140
1333307a280
141b1d748c8
151079d6c20
hex9df5ef40

2650140480 has 224 divisors, whose sum is σ = 9136245888. Its totient is φ = 646963200.

The previous prime is 2650140461. The next prime is 2650140487. The reversal of 2650140480 is 840410562.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2650140487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1634070 + ... + 1635690.

It is an arithmetic number, because the mean of its divisors is an integer number (40786812).

Almost surely, 22650140480 is an apocalyptic number.

2650140480 is a gapful number since it is divisible by the number (20) 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 2650140480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4568122944).

2650140480 is an abundant number, since it is smaller than the sum of its proper divisors (6486105408).

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

2650140480 is a wasteful number, since it uses less digits than its factorization.

2650140480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1785 (or 1775 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 2650140480 is about 51479.5151492319. The cubic root of 2650140480 is about 1383.8519560536.

The spelling of 2650140480 in words is "two billion, six hundred fifty million, one hundred forty thousand, four hundred eighty".