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15382045948 = 2228657134191
BaseRepresentation
bin11100101001101011…
…10110010011111100
31110201000000220012111
432110311312103330
5223000300432243
611022202343404
71053116143003
oct162465662374
943630026174
1015382045948
116583844875
122b934bab64
1315b1a42549
14a5cc73c3a
1560062d39d
hex394d764fc

15382045948 has 12 divisors (see below), whose sum is σ = 26919720352. Its totient is φ = 7690697280.

The previous prime is 15382045919. The next prime is 15382045949. The reversal of 15382045948 is 84954028351.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15382045949) 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, 47533 + ... + 181723.

Almost surely, 215382045948 is an apocalyptic number.

It is an amenable number.

15382045948 is a deficient number, since it is larger than the sum of its proper divisors (11537674404).

15382045948 is a wasteful number, since it uses less digits than its factorization.

15382045948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162852 (or 162850 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 49.

The spelling of 15382045948 in words is "fifteen billion, three hundred eighty-two million, forty-five thousand, nine hundred forty-eight".

Divisors: 1 2 4 28657 57314 114628 134191 268382 536764 3845511487 7691022974 15382045948