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353394087 = 3292140069
BaseRepresentation
bin10101000100000…
…101110110100111
3220121222021112220
4111010011312213
51210432102322
655022243423
711520541314
oct2504056647
9817867486
10353394087
11171533232
129a426573
13582a4037
1434d11d0b
152105955c
hex15105da7

353394087 has 12 divisors (see below), whose sum is σ = 488003880. Its totient is φ = 227470432.

The previous prime is 353394077. The next prime is 353394109. The reversal of 353394087 is 780493353.

It is a happy number.

It is not a de Polignac number, because 353394087 - 24 = 353394071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (353394007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67512 + ... + 72557.

It is an arithmetic number, because the mean of its divisors is an integer number (40666990).

Almost surely, 2353394087 is an apocalyptic number.

353394087 is a deficient number, since it is larger than the sum of its proper divisors (134609793).

353394087 is a wasteful number, since it uses less digits than its factorization.

353394087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140130 (or 140101 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 42.

The square root of 353394087 is about 18798.7788699160. The cubic root of 353394087 is about 707.0005628362. Note that the first 3 decimals are identical.

The spelling of 353394087 in words is "three hundred fifty-three million, three hundred ninety-four thousand, eighty-seven".

Divisors: 1 3 29 87 841 2523 140069 420207 4062001 12186003 117798029 353394087