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69082936 = 23131934961
BaseRepresentation
bin1000001111000…
…01111100111000
311210222202222021
410013201330320
5120141123221
610504404224
71466123656
oct407417470
9153882867
1069082936
1135aa503a
121b176674
131140a2a0
149263dd6
1560e9041
hex41e1f38

69082936 has 32 divisors (see below), whose sum is σ = 146840400. Its totient is φ = 30205440.

The previous prime is 69082931. The next prime is 69082939. The reversal of 69082936 is 63928096.

It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 69082892 and 69082901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69082931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15505 + ... + 19456.

Almost surely, 269082936 is an apocalyptic number.

It is an amenable number.

69082936 is an abundant number, since it is smaller than the sum of its proper divisors (77757464).

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

69082936 is a wasteful number, since it uses less digits than its factorization.

69082936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34999 (or 34995 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 69082936 is about 8311.6145242666. The cubic root of 69082936 is about 410.3208592854.

The spelling of 69082936 in words is "sixty-nine million, eighty-two thousand, nine hundred thirty-six".

Divisors: 1 2 4 8 13 19 26 38 52 76 104 152 247 494 988 1976 34961 69922 139844 279688 454493 664259 908986 1328518 1817972 2657036 3635944 5314072 8635367 17270734 34541468 69082936