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80098553 is a prime number
BaseRepresentation
bin1001100011000…
…11010011111001
312120201102120002
410301203103321
5131001123203
611540442345
71661553323
oct461432371
9176642502
1080098553
1141239257
12229a93b5
13137961c2
14a8d0613
157072d88
hex4c634f9

80098553 has 2 divisors, whose sum is σ = 80098554. Its totient is φ = 80098552.

The previous prime is 80098549. The next prime is 80098561. The reversal of 80098553 is 35589008.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73908409 + 6190144 = 8597^2 + 2488^2 .

It is a cyclic number.

It is not a de Polignac number, because 80098553 - 22 = 80098549 is a prime.

It is not a weakly prime, because it can be changed into another prime (80098523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40049276 + 40049277.

It is an arithmetic number, because the mean of its divisors is an integer number (40049277).

Almost surely, 280098553 is an apocalyptic number.

It is an amenable number.

80098553 is a deficient number, since it is larger than the sum of its proper divisors (1).

80098553 is an equidigital number, since it uses as much as digits as its factorization.

80098553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 38.

The square root of 80098553 is about 8949.7794944904. The cubic root of 80098553 is about 431.0638037336.

The spelling of 80098553 in words is "eighty million, ninety-eight thousand, five hundred fifty-three".