Search a number
-
+
69804883808 = 2511233851113
BaseRepresentation
bin100000100000010110…
…0011111111101100000
320200011211012111202222
41001000230133331200
52120430022240213
652022400530212
75020554502532
oct1010054377540
9220154174688
1069804883808
1127671045420
1211641620968
136775bb029a
143542b45852
151c3841d808
hex1040b1ff60

69804883808 has 48 divisors (see below), whose sum is σ = 150565471056. Its totient is φ = 31593277440.

The previous prime is 69804883739. The next prime is 69804883853. The reversal of 69804883808 is 80838840896.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 343541 + ... + 507572.

It is an arithmetic number, because the mean of its divisors is an integer number (3136780647).

Almost surely, 269804883808 is an apocalyptic number.

It is an amenable number.

69804883808 is an abundant number, since it is smaller than the sum of its proper divisors (80760587248).

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

69804883808 is a wasteful number, since it uses less digits than its factorization.

69804883808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 851367 (or 851359 counting only the distinct ones).

The product of its (nonzero) digits is 21233664, while the sum is 62.

The spelling of 69804883808 in words is "sixty-nine billion, eight hundred four million, eight hundred eighty-three thousand, eight hundred eight".

Divisors: 1 2 4 8 11 16 22 32 44 88 176 233 352 466 932 1864 2563 3728 5126 7456 10252 20504 41008 82016 851113 1702226 3404452 6808904 9362243 13617808 18724486 27235616 37448972 74897944 149795888 198309329 299591776 396618658 793237316 1586474632 2181402619 3172949264 4362805238 6345898528 8725610476 17451220952 34902441904 69804883808