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3731307061 = 33138928979
BaseRepresentation
bin1101111001100111…
…0011101000110101
3100122001010001000211
43132121303220311
530120203311221
61414130505421
7161315405146
oct33631635065
910561101024
103731307061
111645253249
12881735271
13476065801
142757adacd
1516c89c6e1
hexde673a35

3731307061 has 8 divisors (see below), whose sum is σ = 3752330400. Its totient is φ = 3710343120.

The previous prime is 3731307053. The next prime is 3731307071. The reversal of 3731307061 is 1607031373.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3731307061 - 23 = 3731307053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3731307071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114270 + ... + 143248.

It is an arithmetic number, because the mean of its divisors is an integer number (469041300).

Almost surely, 23731307061 is an apocalyptic number.

It is an amenable number.

3731307061 is a deficient number, since it is larger than the sum of its proper divisors (21023339).

3731307061 is a wasteful number, since it uses less digits than its factorization.

3731307061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29699.

The product of its (nonzero) digits is 7938, while the sum is 31.

The square root of 3731307061 is about 61084.4256828203. The cubic root of 3731307061 is about 1551.0304713430.

The spelling of 3731307061 in words is "three billion, seven hundred thirty-one million, three hundred seven thousand, sixty-one".

Divisors: 1 331 389 28979 128759 9592049 11272831 3731307061