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980608388 = 22245152097
BaseRepresentation
bin111010011100101…
…110010110000100
32112100012001211012
4322130232112010
54002013432023
6241145501352
733205014404
oct7234562604
92470161735
10980608388
11463589661
122344a1858
1312820a966
1494340804
155b150978
hex3a72e584

980608388 has 6 divisors (see below), whose sum is σ = 1716064686. Its totient is φ = 490304192.

The previous prime is 980608339. The next prime is 980608393. The reversal of 980608388 is 883806089.

980608388 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 963978304 + 16630084 = 31048^2 + 4078^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122576045 + ... + 122576052.

It is an arithmetic number, because the mean of its divisors is an integer number (286010781).

Almost surely, 2980608388 is an apocalyptic number.

It is an amenable number.

980608388 is a deficient number, since it is larger than the sum of its proper divisors (735456298).

980608388 is a wasteful number, since it uses less digits than its factorization.

980608388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245152101 (or 245152099 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 50.

The square root of 980608388 is about 31314.6672982486. The cubic root of 980608388 is about 993.4938916880.

The spelling of 980608388 in words is "nine hundred eighty million, six hundred eight thousand, three hundred eighty-eight".

Divisors: 1 2 4 245152097 490304194 980608388