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276870093 = 3731996353
BaseRepresentation
bin10000100000001…
…011001111001101
3201021222110100220
4100200023033031
51031334320333
643250141553
76601233303
oct2040131715
9637873326
10276870093
11132316665
12788818b9
134548cb76
1428ab2273
15194908b3
hex1080b3cd

276870093 has 16 divisors (see below), whose sum is σ = 376156800. Its totient is φ = 181108224.

The previous prime is 276870079. The next prime is 276870103. The reversal of 276870093 is 390078672.

It is not a de Polignac number, because 276870093 - 26 = 276870029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (276870073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40405 + ... + 46757.

It is an arithmetic number, because the mean of its divisors is an integer number (23509800).

Almost surely, 2276870093 is an apocalyptic number.

It is an amenable number.

276870093 is a deficient number, since it is larger than the sum of its proper divisors (99286707).

276870093 is a wasteful number, since it uses less digits than its factorization.

276870093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6628.

The product of its (nonzero) digits is 127008, while the sum is 42.

The square root of 276870093 is about 16639.4138418395. The cubic root of 276870093 is about 651.7664715311.

The spelling of 276870093 in words is "two hundred seventy-six million, eight hundred seventy thousand, ninety-three".

Divisors: 1 3 73 199 219 597 6353 14527 19059 43581 463769 1264247 1391307 3792741 92290031 276870093