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61472080132 = 2215368020033
BaseRepresentation
bin111001010000000001…
…011000000100000100
312212200002120020001121
4321100001120010010
52001343323031012
644123452003324
74304223026341
oct712001300404
9185602506047
1061472080132
1124085428711
12bab6a60544
135a48725218
142d921a97c8
1518ebad4a07
hexe50058104

61472080132 has 6 divisors (see below), whose sum is σ = 107576140238. Its totient is φ = 30736040064.

The previous prime is 61472080079. The next prime is 61472080133. The reversal of 61472080132 is 23108027416.

It can be written as a sum of positive squares in only one way, i.e., 57286507716 + 4185572416 = 239346^2 + 64696^2 .

It is not an unprimeable number, because it can be changed into a prime (61472080133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7684010013 + ... + 7684010020.

Almost surely, 261472080132 is an apocalyptic number.

It is an amenable number.

61472080132 is a deficient number, since it is larger than the sum of its proper divisors (46104060106).

61472080132 is a wasteful number, since it uses less digits than its factorization.

61472080132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15368020037 (or 15368020035 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The spelling of 61472080132 in words is "sixty-one billion, four hundred seventy-two million, eighty thousand, one hundred thirty-two".

Divisors: 1 2 4 15368020033 30736040066 61472080132