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60870264961 = 11420392
BaseRepresentation
bin111000101100001001…
…101000100010000001
312211010011010211211211
4320230021220202001
51444130241434321
643544033010121
74253264500222
oct705411504201
9184104124754
1060870264961
11238a6750000
12b9693b3941
135980b4237c
142d362ad249
1518b3d590e1
hexe2c268881

60870264961 has 15 divisors (see below), whose sum is σ = 66989729905. Its totient is φ = 55309465420.

The previous prime is 60870264913. The next prime is 60870264971. The reversal of 60870264961 is 16946207806.

The square root of 60870264961 is 246719.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 60870264961 - 29 = 60870264449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (60870264971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 29851980 + ... + 29854018.

Almost surely, 260870264961 is an apocalyptic number.

60870264961 is the 246719-th square number.

60870264961 is the 123360-th centered octagonal number.

It is an amenable number.

60870264961 is a deficient number, since it is larger than the sum of its proper divisors (6119464944).

60870264961 is an frugal number, since it uses more digits than its factorization.

60870264961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4122 (or 2050 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 49.

Multiplying 60870264961 by its sum of digits (49), we get a square (2982642983089 = 17270332).

The spelling of 60870264961 in words is "sixty billion, eight hundred seventy million, two hundred sixty-four thousand, nine hundred sixty-one".

Divisors: 1 11 121 1331 2039 14641 22429 246719 2713909 4157521 29852999 45732731 503060041 5533660451 60870264961