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60472681 = 232629247
BaseRepresentation
bin1110011010101…
…1110101101001
311012210022220221
43212223311221
5110440111211
610000050041
71333003123
oct346536551
9135708827
1060472681
1131154025
1218303921
13c6b4169
148062213
155497c71
hex39abd69

60472681 has 4 divisors (see below), whose sum is σ = 63101952. Its totient is φ = 57843412.

The previous prime is 60472679. The next prime is 60472697. The reversal of 60472681 is 18627406.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 60472681 - 21 = 60472679 is a prime.

It is a super-2 number, since 2×604726812 = 7313890294655522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (60472651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1314601 + ... + 1314646.

It is an arithmetic number, because the mean of its divisors is an integer number (15775488).

Almost surely, 260472681 is an apocalyptic number.

It is an amenable number.

60472681 is a deficient number, since it is larger than the sum of its proper divisors (2629271).

60472681 is a wasteful number, since it uses less digits than its factorization.

60472681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2629270.

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

The square root of 60472681 is about 7776.4182629280. The cubic root of 60472681 is about 392.5121226326.

The spelling of 60472681 in words is "sixty million, four hundred seventy-two thousand, six hundred eighty-one".

Divisors: 1 23 2629247 60472681