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42794673385 = 531279798711
BaseRepresentation
bin100111110110110000…
…101110010011101001
311002110102201122200011
4213312300232103221
51200120414022020
631354250211521
73043330502422
oct476660562351
9132412648604
1042794673385
1117170528572
128363a23ba1
134060066159
1420dd806649
1511a701d35a
hex9f6c2e4e9

42794673385 has 16 divisors (see below), whose sum is σ = 53029665792. Its totient is φ = 33119179200.

The previous prime is 42794673371. The next prime is 42794673391. The reversal of 42794673385 is 58337649724.

It is not a de Polignac number, because 42794673385 - 217 = 42794542313 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 384180 + ... + 482890.

It is an arithmetic number, because the mean of its divisors is an integer number (3314354112).

Almost surely, 242794673385 is an apocalyptic number.

It is an amenable number.

42794673385 is a deficient number, since it is larger than the sum of its proper divisors (10234992407).

42794673385 is a wasteful number, since it uses less digits than its factorization.

42794673385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101544.

The product of its digits is 30481920, while the sum is 58.

The spelling of 42794673385 in words is "forty-two billion, seven hundred ninety-four million, six hundred seventy-three thousand, three hundred eighty-five".

Divisors: 1 5 31 155 2797 13985 86707 98711 433535 493555 3060041 15300205 276094667 1380473335 8558934677 42794673385