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2053423648 = 252913915919
BaseRepresentation
bin111101001100100…
…1100001000100000
312022002212201200201
41322121030020200
513201134024043
6535431554544
7101612545603
oct17231141040
95262781621
102053423648
11964116641
1249382ba54
13269560ba3
14156a0433a
15c0416c4d
hex7a64c220

2053423648 has 48 divisors (see below), whose sum is σ = 4212432000. Its totient is φ = 984114432.

The previous prime is 2053423621. The next prime is 2053423649. The reversal of 2053423648 is 8463243502.

It is not an unprimeable number, because it can be changed into a prime (2053423649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121033 + ... + 136951.

It is an arithmetic number, because the mean of its divisors is an integer number (87759000).

Almost surely, 22053423648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2053423648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2106216000).

2053423648 is an abundant number, since it is smaller than the sum of its proper divisors (2159008352).

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

2053423648 is a wasteful number, since it uses less digits than its factorization.

2053423648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16097 (or 16089 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 37.

The square root of 2053423648 is about 45314.7177857261. The cubic root of 2053423648 is about 1271.0408826706.

The spelling of 2053423648 in words is "two billion, fifty-three million, four hundred twenty-three thousand, six hundred forty-eight".

Divisors: 1 2 4 8 16 29 32 58 116 139 232 278 464 556 928 1112 2224 4031 4448 8062 15919 16124 31838 32248 63676 64496 127352 128992 254704 461651 509408 923302 1846604 2212741 3693208 4425482 7386416 8850964 14772832 17701928 35403856 64169489 70807712 128338978 256677956 513355912 1026711824 2053423648