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5042942379 = 321394031129
BaseRepresentation
bin1001011001001010…
…10011000110101011
3111000110012000102200
410230211103012223
540311443124004
62152223431243
7235653205626
oct45445230653
914013160380
105042942379
112158678282
12b88a55523
13624a15797
1435ba7cdbd
151e7ada239
hex12c9531ab

5042942379 has 12 divisors (see below), whose sum is σ = 7336656600. Its totient is φ = 3337773984.

The previous prime is 5042942371. The next prime is 5042942389. The reversal of 5042942379 is 9732492405.

It is not a de Polignac number, because 5042942379 - 23 = 5042942371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5042942371) 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, 2014314 + ... + 2016815.

It is an arithmetic number, because the mean of its divisors is an integer number (611388050).

Almost surely, 25042942379 is an apocalyptic number.

5042942379 is a deficient number, since it is larger than the sum of its proper divisors (2293714221).

5042942379 is a wasteful number, since it uses less digits than its factorization.

5042942379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4031274 (or 4031271 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The square root of 5042942379 is about 71013.6774079473. The cubic root of 5042942379 is about 1714.8573609435.

The spelling of 5042942379 in words is "five billion, forty-two million, nine hundred forty-two thousand, three hundred seventy-nine".

Divisors: 1 3 9 139 417 1251 4031129 12093387 36280161 560326931 1680980793 5042942379