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193034484720 = 243357211215073
BaseRepresentation
bin1011001111000111000…
…0000111101111110000
3200110020220102211212000
42303301300013233300
511130313312002340
6224402342534000
716642401022200
oct2636160075760
9613226384760
10193034484720
1174957a30500
12314b2a37300
13152841cb5bc
1494b2d80400
15504bbbcd30
hex2cf1c07bf0

193034484720 has 720 divisors, whose sum is σ = 850213395360. Its totient is φ = 40108400640.

The previous prime is 193034484719. The next prime is 193034484743. The reversal of 193034484720 is 27484430391.

It is a tau number, because it is divible by the number of its divisors (720).

It is a super-2 number, since 2×1930344847202 (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

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, 12799104 + ... + 12814176.

It is an arithmetic number, because the mean of its divisors is an integer number (1180851938).

Almost surely, 2193034484720 is an apocalyptic number.

193034484720 is a gapful number since it is divisible by the number (10) 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 193034484720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (425106697680).

193034484720 is an abundant number, since it is smaller than the sum of its proper divisors (657178910640).

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

193034484720 is a wasteful number, since it uses less digits than its factorization.

193034484720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15131 (or 15101 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 193034484720 in words is "one hundred ninety-three billion, thirty-four million, four hundred eighty-four thousand, seven hundred twenty".