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980475351 = 31877174121
BaseRepresentation
bin111010011100001…
…101110111010111
32112022221022022220
4322130031313113
54002000202401
6241142553423
733203621502
oct7234156727
92468838286
10980475351
114634a8709
12234438873
1312819223b
1494308139
155b126336
hex3a70ddd7

980475351 has 8 divisors (see below), whose sum is σ = 1308004464. Its totient is φ = 653298240.

The previous prime is 980475341. The next prime is 980475359. The reversal of 980475351 is 153574089.

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

It is not a de Polignac number, because 980475351 - 215 = 980442583 is a prime.

It is a super-2 number, since 2×9804753512 = 1922663827837146402, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (980475359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81430 + ... + 92691.

It is an arithmetic number, because the mean of its divisors is an integer number (163500558).

Almost surely, 2980475351 is an apocalyptic number.

980475351 is a deficient number, since it is larger than the sum of its proper divisors (327529113).

980475351 is a wasteful number, since it uses less digits than its factorization.

980475351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176001.

The product of its (nonzero) digits is 151200, while the sum is 42.

The square root of 980475351 is about 31312.5430299106. The cubic root of 980475351 is about 993.4489612733.

The spelling of 980475351 in words is "nine hundred eighty million, four hundred seventy-five thousand, three hundred fifty-one".

Divisors: 1 3 1877 5631 174121 522363 326825117 980475351