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980372967 = 3746684427
BaseRepresentation
bin111010011011110…
…100110111100111
32112022202002212220
4322123310313213
54001433413332
6241140443423
733203014140
oct7233646747
92468662786
10980372967
114634387a2
122343a9573
13128157762
14942bcac7
155b105d2c
hex3a6f4de7

980372967 has 8 divisors (see below), whose sum is σ = 1493901696. Its totient is φ = 560213112.

The previous prime is 980372929. The next prime is 980372989. The reversal of 980372967 is 769273089.

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

It is not a de Polignac number, because 980372967 - 27 = 980372839 is a prime.

It is a super-2 number, since 2×9803729672 = 1922262308848766178, which contains 22 as substring.

It is a Smith number, since the sum of its digits (51) 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 (980372467) 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, 23342193 + ... + 23342234.

It is an arithmetic number, because the mean of its divisors is an integer number (186737712).

Almost surely, 2980372967 is an apocalyptic number.

980372967 is a deficient number, since it is larger than the sum of its proper divisors (513528729).

980372967 is a wasteful number, since it uses less digits than its factorization.

980372967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46684437.

The product of its (nonzero) digits is 1143072, while the sum is 51.

The square root of 980372967 is about 31310.9081152240. The cubic root of 980372967 is about 993.4143804893.

Subtracting from 980372967 its reverse (769273089), we obtain a triangular number (211099878 = T20547).

The spelling of 980372967 in words is "nine hundred eighty million, three hundred seventy-two thousand, nine hundred sixty-seven".

Divisors: 1 3 7 21 46684427 140053281 326790989 980372967