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61307606703 = 372901346273
BaseRepresentation
bin111001000110001101…
…111101011010101111
312212020122002002221010
4321012031331122233
52001024221403303
644055254440303
74300155026100
oct710615753257
9185218062833
1061307606703
1124000600362
12ba6b963093
135a20629575
142d783d43a7
1518dc446c03
hexe4637d6af

61307606703 has 24 divisors (see below), whose sum is σ = 95101954608. Its totient is φ = 35028274176.

The previous prime is 61307606681. The next prime is 61307606807. The reversal of 61307606703 is 30760670316.

It is not a de Polignac number, because 61307606703 - 213 = 61307598511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61307601703) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1301775 + ... + 1348047.

It is an arithmetic number, because the mean of its divisors is an integer number (3962581442).

Almost surely, 261307606703 is an apocalyptic number.

61307606703 is a deficient number, since it is larger than the sum of its proper divisors (33794347905).

61307606703 is a wasteful number, since it uses less digits than its factorization.

61307606703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55303 (or 55296 counting only the distinct ones).

The product of its (nonzero) digits is 95256, while the sum is 39.

The spelling of 61307606703 in words is "sixty-one billion, three hundred seven million, six hundred six thousand, seven hundred three".

Divisors: 1 3 7 21 49 147 9013 27039 46273 63091 138819 189273 323911 441637 971733 1324911 2267377 6802131 417058549 1251175647 2919409843 8758229529 20435868901 61307606703