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389572053 = 3139989027
BaseRepresentation
bin10111001110000…
…110010111010101
31000011001022101120
4113032012113111
51244212301203
6102353514153
712440210403
oct2716062725
91004038346
10389572053
1118a9a3282
12aa572959
1362930010
1439a4c473
1524303b53
hex173865d5

389572053 has 8 divisors (see below), whose sum is σ = 559385568. Its totient is φ = 239736624.

The previous prime is 389572013. The next prime is 389572061. The reversal of 389572053 is 350275983.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 389572053 - 28 = 389571797 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 389571996 and 389572014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (389572013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4994475 + ... + 4994552.

It is an arithmetic number, because the mean of its divisors is an integer number (69923196).

Almost surely, 2389572053 is an apocalyptic number.

It is an amenable number.

389572053 is a deficient number, since it is larger than the sum of its proper divisors (169813515).

389572053 is a wasteful number, since it uses less digits than its factorization.

389572053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9989043.

The product of its (nonzero) digits is 226800, while the sum is 42.

The square root of 389572053 is about 19737.5797148485. The cubic root of 389572053 is about 730.3470252231.

The spelling of 389572053 in words is "three hundred eighty-nine million, five hundred seventy-two thousand, fifty-three".

Divisors: 1 3 13 39 9989027 29967081 129857351 389572053