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980608311 = 32108956479
BaseRepresentation
bin111010011100101…
…110010100110111
32112100012001201100
4322130232110313
54002013431221
6241145501143
733205014234
oct7234562467
92470161640
10980608311
114635895a1
122344a17b3
1312820a907
149434078b
155b150926
hex3a72e537

980608311 has 6 divisors (see below), whose sum is σ = 1416434240. Its totient is φ = 653738868.

The previous prime is 980608309. The next prime is 980608327. The reversal of 980608311 is 113806089.

It is not a de Polignac number, because 980608311 - 21 = 980608309 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (980608511) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 54478231 + ... + 54478248.

Almost surely, 2980608311 is an apocalyptic number.

980608311 is a deficient number, since it is larger than the sum of its proper divisors (435825929).

980608311 is a wasteful number, since it uses less digits than its factorization.

980608311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108956485 (or 108956482 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The square root of 980608311 is about 31314.6660687928. Note that the first 3 decimals coincide. The cubic root of 980608311 is about 993.4938656840.

The spelling of 980608311 in words is "nine hundred eighty million, six hundred eight thousand, three hundred eleven".

Divisors: 1 3 9 108956479 326869437 980608311