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80150345 = 51129311621
BaseRepresentation
bin1001100011011…
…11111101001001
312120211001121022
410301233331021
5131004302340
611541522225
71662160322
oct461577511
9176731538
1080150345
1141274160
1222a13375
13137b3952
14a905449
1570833b5
hex4c6ff49

80150345 has 32 divisors (see below), whose sum is σ = 112112640. Its totient is φ = 54432000.

The previous prime is 80150339. The next prime is 80150351. The reversal of 80150345 is 54305108.

It is an interprime number because it is at equal distance from previous prime (80150339) and next prime (80150351).

It is not a de Polignac number, because 80150345 - 26 = 80150281 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48635 + ... + 50255.

It is an arithmetic number, because the mean of its divisors is an integer number (3503520).

Almost surely, 280150345 is an apocalyptic number.

It is an amenable number.

80150345 is a deficient number, since it is larger than the sum of its proper divisors (31962295).

80150345 is a wasteful number, since it uses less digits than its factorization.

80150345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1697.

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 80150345 is about 8952.6725060174. The cubic root of 80150345 is about 431.1566928286.

The spelling of 80150345 in words is "eighty million, one hundred fifty thousand, three hundred forty-five".

Divisors: 1 5 11 29 31 55 145 155 319 341 899 1595 1621 1705 4495 8105 9889 17831 47009 49445 50251 89155 235045 251255 517099 552761 1457279 2585495 2763805 7286395 16030069 80150345