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78379010606 = 21337197413579
BaseRepresentation
bin100100011111111000…
…0001100101000101110
321111022100221021120202
41020333300030220232
52241010011314411
6100001250113502
75443206412001
oct1107760145056
9244270837522
1078379010606
11302709a9826
1213234b7b892
1375113604b0
143b1777d538
15208b02583b
hex123fc0ca2e

78379010606 has 32 divisors (see below), whose sum is σ = 130694588640. Its totient is φ = 35018476416.

The previous prime is 78379010603. The next prime is 78379010651. The reversal of 78379010606 is 60601097387.

It is a super-2 number, since 2×783790106062 (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78379010603) 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, 17276 + ... + 396303.

It is an arithmetic number, because the mean of its divisors is an integer number (4084205895).

Almost surely, 278379010606 is an apocalyptic number.

78379010606 is a deficient number, since it is larger than the sum of its proper divisors (52315578034).

78379010606 is a wasteful number, since it uses less digits than its factorization.

78379010606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413828.

The product of its (nonzero) digits is 381024, while the sum is 47.

The spelling of 78379010606 in words is "seventy-eight billion, three hundred seventy-nine million, ten thousand, six hundred six".

Divisors: 1 2 13 26 37 74 197 394 481 962 2561 5122 7289 14578 94757 189514 413579 827158 5376527 10753054 15302423 30604846 81475063 162950126 198931499 397862998 1059175819 2118351638 3014577331 6029154662 39189505303 78379010606