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248328051 = 3971097829
BaseRepresentation
bin11101100110100…
…10111101110011
3122022021101001020
432303102331303
51002032444201
640350310523
76103516326
oct1663227563
9568241036
10248328051
111181a15a4
126b1b8443
133c5a869a
1424da27bd
1516c03a36
hexecd2f73

248328051 has 16 divisors (see below), whose sum is σ = 337629600. Its totient is φ = 162321408.

The previous prime is 248328023. The next prime is 248328071. The reversal of 248328051 is 150823842.

It is not a de Polignac number, because 248328051 - 213 = 248319859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (248328071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27805 + ... + 35633.

It is an arithmetic number, because the mean of its divisors is an integer number (21101850).

Almost surely, 2248328051 is an apocalyptic number.

248328051 is a deficient number, since it is larger than the sum of its proper divisors (89301549).

248328051 is a wasteful number, since it uses less digits than its factorization.

248328051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8038.

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 248328051 is about 15758.4279355525. The cubic root of 248328051 is about 628.5530334370.

The spelling of 248328051 in words is "two hundred forty-eight million, three hundred twenty-eight thousand, fifty-one".

Divisors: 1 3 97 109 291 327 7829 10573 23487 31719 759413 853361 2278239 2560083 82776017 248328051