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61006941 = 3233120479
BaseRepresentation
bin1110100010111…
…0010001011101
311020210110210100
43220232101131
5111104210231
610015331313
71340356542
oct350562135
9136713710
1061006941
1131489466
1218520b39
13c8403a8
148160bc9
1555511e6
hex3a2e45d

61006941 has 12 divisors (see below), whose sum is σ = 88391680. Its totient is φ = 40546440.

The previous prime is 61006927. The next prime is 61006943. The reversal of 61006941 is 14960016.

61006941 is a `hidden beast` number, since 610 + 0 + 6 + 9 + 41 = 666.

It is not a de Polignac number, because 61006941 - 214 = 60990557 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 (61006943) 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, 7261 + ... + 13218.

Almost surely, 261006941 is an apocalyptic number.

It is an amenable number.

61006941 is a deficient number, since it is larger than the sum of its proper divisors (27384739).

61006941 is a wasteful number, since it uses less digits than its factorization.

61006941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20816 (or 20813 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 61006941 is about 7810.6940152588. The cubic root of 61006941 is about 393.6646484691.

Adding to 61006941 its reverse (14960016), we get a palindrome (75966957).

It can be divided in two parts, 6100 and 6941, that added together give a triangular number (13041 = T161).

The spelling of 61006941 in words is "sixty-one million, six thousand, nine hundred forty-one".

Divisors: 1 3 9 331 993 2979 20479 61437 184311 6778549 20335647 61006941