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70100707200 = 2735217342209
BaseRepresentation
bin100000101001001010…
…0111110011110000000
320200221102211220011220
41001102110332132000
52122031240112300
652112005235040
75031106115436
oct1012224763600
9220842756156
1070100707200
1127803026967
1211704702a80
1367c2278004
14357014cd56
151c543a4da0
hex105253e780

70100707200 has 192 divisors, whose sum is σ = 232234354800. Its totient is φ = 18585026560.

The previous prime is 70100707111. The next prime is 70100707211. The reversal of 70100707200 is 270700107.

It is a tau number, because it is divible by the number of its divisors (192).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1639696 + ... + 1681904.

Almost surely, 270100707200 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 70100707200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116117177400).

70100707200 is an abundant number, since it is smaller than the sum of its proper divisors (162133647600).

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

70100707200 is a wasteful number, since it uses less digits than its factorization.

70100707200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42409 (or 42392 counting only the distinct ones).

The product of its (nonzero) digits is 686, while the sum is 24.

The spelling of 70100707200 in words is "seventy billion, one hundred million, seven hundred seven thousand, two hundred".