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70208046080 = 210519312751
BaseRepresentation
bin100000101100010111…
…0011100010000000000
320201012220211021102222
41001120232130100000
52122241224433310
652130402030212
75033551354664
oct1013056342000
9221186737388
1070208046080
1127858680187
1211734648368
13680b58b043
1435804d08a4
151c5da09055
hex1058b9c400

70208046080 has 264 divisors, whose sum is σ = 183428231040. Its totient is φ = 25712640000.

The previous prime is 70208046079. The next prime is 70208046091. The reversal of 70208046080 is 8064080207.

It is a self number, because there is not a number n which added to its sum of digits gives 70208046080.

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, 93485705 + ... + 93486455.

Almost surely, 270208046080 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 70208046080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91714115520).

70208046080 is an abundant number, since it is smaller than the sum of its proper divisors (113220184960).

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

70208046080 is a wasteful number, since it uses less digits than its factorization.

70208046080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857 (or 808 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 35.

The spelling of 70208046080 in words is "seventy billion, two hundred eight million, forty-six thousand, eighty".