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1920330024 = 23380013751
BaseRepresentation
bin111001001110101…
…1110100100101000
311221211102212120020
41302131132210220
512413101030044
6514315200440
765405351544
oct16235364450
94854385506
101920330024
118a5a81408
12457146120
13247b01272
1414307aa24
15b38c6a19
hex7275e928

1920330024 has 16 divisors (see below), whose sum is σ = 4800825120. Its totient is φ = 640110000.

The previous prime is 1920330017. The next prime is 1920330031. The reversal of 1920330024 is 4200330291.

It is an interprime number because it is at equal distance from previous prime (1920330017) and next prime (1920330031).

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 80013751 = 1920330024 / (1 + 9 + 2 + 0 + 3 + 3 + 0 + 0 + 2 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 1920329976 and 1920330003.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40006852 + ... + 40006899.

It is an arithmetic number, because the mean of its divisors is an integer number (300051570).

Almost surely, 21920330024 is an apocalyptic number.

It is an amenable number.

1920330024 is an abundant number, since it is smaller than the sum of its proper divisors (2880495096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1920330024 is a wasteful number, since it uses less digits than its factorization.

1920330024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80013760 (or 80013756 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 1920330024 is about 43821.5703050450. The cubic root of 1920330024 is about 1242.9642108921.

The spelling of 1920330024 in words is "one billion, nine hundred twenty million, three hundred thirty thousand, twenty-four".

Divisors: 1 2 3 4 6 8 12 24 80013751 160027502 240041253 320055004 480082506 640110008 960165012 1920330024