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4239374061 = 313118791577
BaseRepresentation
bin1111110010101111…
…1011011011101101
3101221110010111221010
43330223323123231
532140234432221
61540400255433
7210025041066
oct37453733355
911843114833
104239374061
11188601a52a
129a3911579
135273b3680
142c306556d
1519c2aac76
hexfcafb6ed

4239374061 has 16 divisors (see below), whose sum is σ = 6092501184. Its totient is φ = 2606619264.

The previous prime is 4239374021. The next prime is 4239374089. The reversal of 4239374061 is 1604739324.

It is not a de Polignac number, because 4239374061 - 27 = 4239373933 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4239374021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 505 + ... + 92081.

It is an arithmetic number, because the mean of its divisors is an integer number (380781324).

Almost surely, 24239374061 is an apocalyptic number.

It is an amenable number.

4239374061 is a deficient number, since it is larger than the sum of its proper divisors (1853127123).

4239374061 is a wasteful number, since it uses less digits than its factorization.

4239374061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92780.

The product of its (nonzero) digits is 108864, while the sum is 39.

The square root of 4239374061 is about 65110.4758161081. The cubic root of 4239374061 is about 1618.4548164649.

The spelling of 4239374061 in words is "four billion, two hundred thirty-nine million, three hundred seventy-four thousand, sixty-one".

Divisors: 1 3 13 39 1187 3561 15431 46293 91577 274731 1190501 3571503 108701899 326105697 1413124687 4239374061