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69805050896 = 2475315317681
BaseRepresentation
bin100000100000010110…
…1001000110000010000
320200011211111222222102
41001000231020300100
52120430043112041
652022404255532
75020556066630
oct1010055106020
9220154458872
1069805050896
1127671149a09
12116416a15a8
136775c3b359
143542b8a6c0
151c3845309b
hex1040b48c10

69805050896 has 80 divisors (see below), whose sum is σ = 157608091008. Its totient is φ = 29328998400.

The previous prime is 69805050883. The next prime is 69805050941.

69805050896 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9084176 + ... + 9091856.

Almost surely, 269805050896 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 69805050896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78804045504).

69805050896 is an abundant number, since it is smaller than the sum of its proper divisors (87803040112).

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

69805050896 is a wasteful number, since it uses less digits than its factorization.

69805050896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9280 (or 9274 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 56.

The spelling of 69805050896 in words is "sixty-nine billion, eight hundred five million, fifty thousand, eight hundred ninety-six".

Divisors: 1 2 4 7 8 14 16 28 53 56 106 112 212 371 424 742 848 1484 1531 2968 3062 5936 6124 7681 10717 12248 15362 21434 24496 30724 42868 53767 61448 81143 85736 107534 122896 162286 171472 215068 324572 407093 430136 568001 649144 814186 860272 1136002 1298288 1628372 2272004 2849651 3256744 4544008 5699302 6513488 9088016 11398604 11759611 22797208 23519222 45594416 47038444 82317277 94076888 164634554 188153776 329269108 623259383 658538216 1246518766 1317076432 2493037532 4362815681 4986075064 8725631362 9972150128 17451262724 34902525448 69805050896