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997110046 = 21687929537
BaseRepresentation
bin111011011011101…
…011000100011110
32120111020102211201
4323123223010132
54020230010141
6242535310114
733465203242
oct7333530436
92514212751
10997110046
1147192a599
12239b1b33a
1312b76795a
14965d8422
155c810031
hex3b6eb11e

997110046 has 8 divisors (see below), whose sum is σ = 1495804320. Its totient is φ = 498508608.

The previous prime is 997110043. The next prime is 997110047. The reversal of 997110046 is 640011799.

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

It is a junction number, because it is equal to n+sod(n) for n = 997109987 and 997110014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (997110043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18990 + ... + 48526.

It is an arithmetic number, because the mean of its divisors is an integer number (186975540).

Almost surely, 2997110046 is an apocalyptic number.

997110046 is the 16879-th nonagonal number.

997110046 is a deficient number, since it is larger than the sum of its proper divisors (498694274).

997110046 is a wasteful number, since it uses less digits than its factorization.

997110046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46418.

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 997110046 is about 31577.0493555050. The cubic root of 997110046 is about 999.0357525257.

The spelling of 997110046 in words is "nine hundred ninety-seven million, one hundred ten thousand, forty-six".

Divisors: 1 2 16879 29537 33758 59074 498555023 997110046