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80950052 = 22316471009
BaseRepresentation
bin1001101001100…
…11001100100100
312122022200121002
410310303030210
5131210400202
612011012432
72002030661
oct464631444
9178280532
1080950052
114176aa77
122313a118
1313a03951
14aa72a68
157190302
hex4d33324

80950052 has 24 divisors (see below), whose sum is σ = 146603520. Its totient is φ = 39070080.

The previous prime is 80950019. The next prime is 80950063. The reversal of 80950052 is 25005908.

It is a junction number, because it is equal to n+sod(n) for n = 80949997 and 80950024.

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, 79724 + ... + 80732.

It is an arithmetic number, because the mean of its divisors is an integer number (6108480).

Almost surely, 280950052 is an apocalyptic number.

It is an amenable number.

80950052 is a deficient number, since it is larger than the sum of its proper divisors (65653468).

80950052 is a wasteful number, since it uses less digits than its factorization.

80950052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1691 (or 1689 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 80950052 is about 8997.2246832009. The cubic root of 80950052 is about 432.5859176432.

The spelling of 80950052 in words is "eighty million, nine hundred fifty thousand, fifty-two".

Divisors: 1 2 4 31 62 124 647 1009 1294 2018 2588 4036 20057 31279 40114 62558 80228 125116 652823 1305646 2611292 20237513 40475026 80950052