Search a number
-
+
61050151110 = 23513156538849
BaseRepresentation
bin111000110110110111…
…110110000011000110
312211120200122000020210
4320312313312003012
52000012314313420
644013540340250
74260610502514
oct706667660306
9184520560223
1061050151110
1123989245143
12b9b96a4686
1359ac1a6490
142d521374b4
1518c4a3d9e0
hexe36df60c6

61050151110 has 32 divisors (see below), whose sum is σ = 157791160800. Its totient is φ = 15027729408.

The previous prime is 61050151073. The next prime is 61050151111. The reversal of 61050151110 is 1115105016.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61050151111) 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, 78269035 + ... + 78269814.

It is an arithmetic number, because the mean of its divisors is an integer number (4930973775).

Almost surely, 261050151110 is an apocalyptic number.

61050151110 is an abundant number, since it is smaller than the sum of its proper divisors (96741009690).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61050151110 is a wasteful number, since it uses less digits than its factorization.

61050151110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156538872.

The product of its (nonzero) digits is 150, while the sum is 21.

Adding to 61050151110 its reverse (1115105016), we get a palindrome (62165256126).

The spelling of 61050151110 in words is "sixty-one billion, fifty million, one hundred fifty-one thousand, one hundred ten".

Divisors: 1 2 3 5 6 10 13 15 26 30 39 65 78 130 195 390 156538849 313077698 469616547 782694245 939233094 1565388490 2035005037 2348082735 4070010074 4696165470 6105015111 10175025185 12210030222 20350050370 30525075555 61050151110