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157060864687 = 1491054099763
BaseRepresentation
bin1001001001000110001…
…1101001101010101111
3120000101211201121022111
42102101203221222233
510033130040132222
6200052555224451
714230054215406
oct2222143515257
9500354647274
10157060864687
1160677844311
1226533448127
1311a70375abc
14785d43263d
15414391c777
hex24918e9aaf

157060864687 has 4 divisors (see below), whose sum is σ = 158114964600. Its totient is φ = 156006764776.

The previous prime is 157060864679. The next prime is 157060864699. The reversal of 157060864687 is 786468060751.

It is a happy number.

157060864687 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 157060864687 - 23 = 157060864679 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157060864637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 527049733 + ... + 527050030.

It is an arithmetic number, because the mean of its divisors is an integer number (39528741150).

Almost surely, 2157060864687 is an apocalyptic number.

157060864687 is a deficient number, since it is larger than the sum of its proper divisors (1054099913).

157060864687 is a wasteful number, since it uses less digits than its factorization.

157060864687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1054099912.

The product of its (nonzero) digits is 13547520, while the sum is 58.

The spelling of 157060864687 in words is "one hundred fifty-seven billion, sixty million, eight hundred sixty-four thousand, six hundred eighty-seven".

Divisors: 1 149 1054099763 157060864687