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61410650201 = 409569263881
BaseRepresentation
bin111001001100010111…
…000010100001011001
312212111210222021000222
4321030113002201121
52001232111301301
644113415205425
74302545625335
oct711427024131
9185453867028
1061410650201
112405379047a
12ba9a376875
135a38a97454
142d87d787c5
1518e64ed31b
hexe4c5c2859

61410650201 has 8 divisors (see below), whose sum is σ = 61669223400. Its totient is φ = 61152606720.

The previous prime is 61410650149. The next prime is 61410650209. The reversal of 61410650201 is 10205601416.

It can be written as a sum of positive squares in 4 ways, for example, as 2032657225 + 59377992976 = 45085^2 + 243676^2 .

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 61410650201 - 210 = 61410649177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61410650209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100781 + ... + 364661.

It is an arithmetic number, because the mean of its divisors is an integer number (7708652925).

Almost surely, 261410650201 is an apocalyptic number.

It is an amenable number.

61410650201 is a deficient number, since it is larger than the sum of its proper divisors (258573199).

61410650201 is a wasteful number, since it uses less digits than its factorization.

61410650201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264859.

The product of its (nonzero) digits is 1440, while the sum is 26.

The spelling of 61410650201 in words is "sixty-one billion, four hundred ten million, six hundred fifty thousand, two hundred one".

Divisors: 1 409 569 232721 263881 107927329 150148289 61410650201