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62111100061 is a prime number
BaseRepresentation
bin111001110110000111…
…000010110010011101
312221022121222210121101
4321312013002302131
52004200420200221
644311120233101
74326112432243
oct716607026235
9187277883541
1062111100061
112438310785a
1210054a6b791
135b1ac3351a
143012dcc793
151937c5dd91
hexe761c2c9d

62111100061 has 2 divisors, whose sum is σ = 62111100062. Its totient is φ = 62111100060.

The previous prime is 62111099987. The next prime is 62111100083. The reversal of 62111100061 is 16000111126.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39008620036 + 23102480025 = 197506^2 + 151995^2 .

It is a cyclic number.

It is not a de Polignac number, because 62111100061 - 211 = 62111098013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (62111100461) 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 as a sum of consecutive naturals, namely, 31055550030 + 31055550031.

It is an arithmetic number, because the mean of its divisors is an integer number (31055550031).

Almost surely, 262111100061 is an apocalyptic number.

It is an amenable number.

62111100061 is a deficient number, since it is larger than the sum of its proper divisors (1).

62111100061 is an equidigital number, since it uses as much as digits as its factorization.

62111100061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 62111100061 its reverse (16000111126), we get a palindrome (78111211187).

The spelling of 62111100061 in words is "sixty-two billion, one hundred eleven million, one hundred thousand, sixty-one".