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80348023 = 719359473
BaseRepresentation
bin1001100101000…
…00001101110111
312121012002202201
410302200031313
5131032114043
611550045331
71663642540
oct462401567
9177162681
1080348023
1141399728
1222aa9847
1313852912
14a9574c7
1570c1c4d
hex4ca0377

80348023 has 8 divisors (see below), whose sum is σ = 92303648. Its totient is φ = 68511744.

The previous prime is 80348011. The next prime is 80348077. The reversal of 80348023 is 32084308.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 80348023 - 29 = 80347511 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 80347982 and 80348000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80348003) 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, 28386 + ... + 31087.

It is an arithmetic number, because the mean of its divisors is an integer number (11537956).

Almost surely, 280348023 is an apocalyptic number.

80348023 is a deficient number, since it is larger than the sum of its proper divisors (11955625).

80348023 is a wasteful number, since it uses less digits than its factorization.

80348023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59673.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 80348023 is about 8963.7058742464. The cubic root of 80348023 is about 431.5108614837.

The spelling of 80348023 in words is "eighty million, three hundred forty-eight thousand, twenty-three".

Divisors: 1 7 193 1351 59473 416311 11478289 80348023