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48515379 = 3111977377
BaseRepresentation
bin1011100100010…
…0100100110011
310101021211120220
42321010210303
544404443004
64451504123
71126242153
oct271044463
9111254526
1048515379
1125427360
12142b8043
13a088733
14662c763
1543d4dd9
hex2e44933

48515379 has 16 divisors (see below), whose sum is σ = 74282880. Its totient is φ = 27855360.

The previous prime is 48515371. The next prime is 48515381. The reversal of 48515379 is 97351584.

It is not a de Polignac number, because 48515379 - 23 = 48515371 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 48515379.

It is not an unprimeable number, because it can be changed into a prime (48515371) 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, 38062 + ... + 39315.

It is an arithmetic number, because the mean of its divisors is an integer number (4642680).

Almost surely, 248515379 is an apocalyptic number.

48515379 is a deficient number, since it is larger than the sum of its proper divisors (25767501).

48515379 is a wasteful number, since it uses less digits than its factorization.

48515379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77410.

The product of its digits is 151200, while the sum is 42.

The square root of 48515379 is about 6965.2981989287. The cubic root of 48515379 is about 364.7201933883.

The spelling of 48515379 in words is "forty-eight million, five hundred fifteen thousand, three hundred seventy-nine".

Divisors: 1 3 11 19 33 57 209 627 77377 232131 851147 1470163 2553441 4410489 16171793 48515379