Search a number
-
+
29740741 is a prime number
BaseRepresentation
bin111000101110…
…0111011000101
32001221222121221
41301130323011
530103200431
62541240341
7510535462
oct161347305
961858557
1029740741
1115873728
129b630b1
136213c94
143d42669
152927111
hex1c5cec5

29740741 has 2 divisors, whose sum is σ = 29740742. Its totient is φ = 29740740.

The previous prime is 29740723. The next prime is 29740783. The reversal of 29740741 is 14704792.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22287841 + 7452900 = 4721^2 + 2730^2 .

It is a cyclic number.

It is not a de Polignac number, because 29740741 - 29 = 29740229 is a prime.

It is a super-3 number, since 3×297407413 (a number of 23 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 29740697 and 29740706.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29740141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14870370 + 14870371.

It is an arithmetic number, because the mean of its divisors is an integer number (14870371).

Almost surely, 229740741 is an apocalyptic number.

It is an amenable number.

29740741 is a deficient number, since it is larger than the sum of its proper divisors (1).

29740741 is an equidigital number, since it uses as much as digits as its factorization.

29740741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 29740741 is about 5453.5072201291. The cubic root of 29740741 is about 309.8255730499.

The spelling of 29740741 in words is "twenty-nine million, seven hundred forty thousand, seven hundred forty-one".