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2345747040 = 25365713217
BaseRepresentation
bin1000101111010001…
…0100001001100000
320001110221022000000
42023310110021200
514301002401130
61024433300000
7112062343440
oct21364241140
96043838000
102345747040
11aa412751a
12555704600
132b4ca1800
1418377a120
15dae0b260
hex8bd14260

2345747040 has 1008 divisors, whose sum is σ = 10887434208. Its totient is φ = 465813504.

The previous prime is 2345746933. The next prime is 2345747113. The reversal of 2345747040 is 407475432.

It is a tau number, because it is divible by the number of its divisors (1008).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2345746986 and 2345747004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 167 ways as a sum of consecutive naturals, for example, 137985112 + ... + 137985128.

It is an arithmetic number, because the mean of its divisors is an integer number (10801026).

Almost surely, 22345747040 is an apocalyptic number.

2345747040 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 2345747040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5443717104).

2345747040 is an abundant number, since it is smaller than the sum of its proper divisors (8541687168).

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

2345747040 is a wasteful number, since it uses less digits than its factorization.

2345747040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83 (or 47 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 36.

The square root of 2345747040 is about 48432.9127763342. The cubic root of 2345747040 is about 1328.7003793374.

The spelling of 2345747040 in words is "two billion, three hundred forty-five million, seven hundred forty-seven thousand, forty".