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980493227 = 7557251473
BaseRepresentation
bin111010011100010…
…010001110101011
32112022222012211222
4322130102032223
54002001240402
6241143212255
733204024560
oct7234221653
92468865758
10980493227
1146351008a
1223444708b
1312819a40c
1494310867
155b12b7a2
hex3a7123ab

980493227 has 8 divisors (see below), whose sum is σ = 1122579936. Its totient is φ = 838910592.

The previous prime is 980493191. The next prime is 980493281. The reversal of 980493227 is 722394089.

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

It is a cyclic number.

It is not a de Polignac number, because 980493227 - 212 = 980489131 is a prime.

It is a super-2 number, since 2×9804932272 = 1922733936385747058, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (980498227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121838 + ... + 129635.

It is an arithmetic number, because the mean of its divisors is an integer number (140322492).

Almost surely, 2980493227 is an apocalyptic number.

980493227 is a deficient number, since it is larger than the sum of its proper divisors (142086709).

980493227 is a wasteful number, since it uses less digits than its factorization.

980493227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252037.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 980493227 is about 31312.8284733270. The cubic root of 980493227 is about 993.4549987481.

The spelling of 980493227 in words is "nine hundred eighty million, four hundred ninety-three thousand, two hundred twenty-seven".

Divisors: 1 7 557 3899 251473 1760311 140070461 980493227