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70380288000 = 2113253112777
BaseRepresentation
bin100000110001011111…
…1011111100000000000
320201122220221001221100
41001202333133200000
52123114323204000
652155433454400
75041042402011
oct1014277374000
9221586831840
1070380288000
1127936924080
1211782271400
136838176939
143599329008
151c6dbcda00
hex1062fdf800

70380288000 has 576 divisors, whose sum is σ = 276844145760. Its totient is φ = 17055744000.

The previous prime is 70380287941. The next prime is 70380288061. The reversal of 70380288000 is 88208307.

It is a tau number, because it is divible by the number of its divisors (576).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 25342612 + ... + 25345388.

Almost surely, 270380288000 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 70380288000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138422072880).

70380288000 is an abundant number, since it is smaller than the sum of its proper divisors (206463857760).

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

70380288000 is a wasteful number, since it uses less digits than its factorization.

70380288000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2831 (or 2798 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 36.

The spelling of 70380288000 in words is "seventy billion, three hundred eighty million, two hundred eighty-eight thousand".