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534944091 = 31131598863
BaseRepresentation
bin11111111000101…
…001100101011011
31101021120222100010
4133320221211123
52043421202331
6125025413003
716153643523
oct3770514533
91337528303
10534944091
11254a64460
1212b19a163
1386a9b586
1451090683
1531e6be46
hex1fe2995b

534944091 has 32 divisors (see below), whose sum is σ = 816906240. Its totient is φ = 308397600.

The previous prime is 534944077. The next prime is 534944131. The reversal of 534944091 is 190449435.

It is not a de Polignac number, because 534944091 - 29 = 534943579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (534944191) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55926 + ... + 64788.

It is an arithmetic number, because the mean of its divisors is an integer number (25528320).

Almost surely, 2534944091 is an apocalyptic number.

534944091 is a deficient number, since it is larger than the sum of its proper divisors (281962149).

534944091 is a wasteful number, since it uses less digits than its factorization.

534944091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8967.

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 534944091 is about 23128.8584024374. The cubic root of 534944091 is about 811.7758583420.

It can be divided in two parts, 534 and 944091, that added together give a triangular number (944625 = T1374).

The spelling of 534944091 in words is "five hundred thirty-four million, nine hundred forty-four thousand, ninety-one".

Divisors: 1 3 11 31 33 59 93 177 341 649 1023 1829 1947 5487 8863 20119 26589 60357 97493 274753 292479 522917 824259 1568751 3022283 5752087 9066849 16210427 17256261 48631281 178314697 534944091