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1404227442 = 236110137987
BaseRepresentation
bin101001110110010…
…1100111101110010
310121212022010220210
41103230230331302
510333440234232
6351201244550
746540510362
oct12354547562
93555263823
101404227442
11660716952
12332333756
13194bcba17
14d46d29a2
158342c5cc
hex53b2cf72

1404227442 has 32 divisors (see below), whose sum is σ = 2882833344. Its totient is φ = 455832000.

The previous prime is 1404227431. The next prime is 1404227453. The reversal of 1404227442 is 2447224041.

It is an interprime number because it is at equal distance from previous prime (1404227431) and next prime (1404227453).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17973 + ... + 55959.

It is an arithmetic number, because the mean of its divisors is an integer number (90088542).

Almost surely, 21404227442 is an apocalyptic number.

1404227442 is an abundant number, since it is smaller than the sum of its proper divisors (1478605902).

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

1404227442 is a wasteful number, since it uses less digits than its factorization.

1404227442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38154.

The product of its (nonzero) digits is 14336, while the sum is 30.

The square root of 1404227442 is about 37473.0228564497. The cubic root of 1404227442 is about 1119.8138088661.

The spelling of 1404227442 in words is "one billion, four hundred four million, two hundred twenty-seven thousand, four hundred forty-two".

Divisors: 1 2 3 6 61 101 122 183 202 303 366 606 6161 12322 18483 36966 37987 75974 113961 227922 2317207 3836687 4634414 6951621 7673374 11510061 13903242 23020122 234037907 468075814 702113721 1404227442