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434137026 = 23477121683
BaseRepresentation
bin11001111000000…
…110011111000010
31010020220110001010
4121320012133002
51342114341101
6111025021350
713521050421
oct3170063702
91106813033
10434137026
11203071634
12101484856
136bc3461b
144192d2b8
15281a82d6
hex19e067c2

434137026 has 32 divisors (see below), whose sum is σ = 899278848. Its totient is φ = 139632080.

The previous prime is 434137003. The next prime is 434137037. The reversal of 434137026 is 620731434.

It is a junction number, because it is equal to n+sod(n) for n = 434136984 and 434137002.

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, 9181 + ... + 30863.

It is an arithmetic number, because the mean of its divisors is an integer number (28102464).

Almost surely, 2434137026 is an apocalyptic number.

434137026 is an abundant number, since it is smaller than the sum of its proper divisors (465141822).

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

434137026 is a wasteful number, since it uses less digits than its factorization.

434137026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21806.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 434137026 is about 20835.9551256956. The cubic root of 434137026 is about 757.1971005197.

The spelling of 434137026 in words is "four hundred thirty-four million, one hundred thirty-seven thousand, twenty-six".

Divisors: 1 2 3 6 47 71 94 141 142 213 282 426 3337 6674 10011 20022 21683 43366 65049 130098 1019101 1539493 2038202 3057303 3078986 4618479 6114606 9236958 72356171 144712342 217068513 434137026