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1028141233374 = 233721881211657
BaseRepresentation
bin11101111011000011111…
…11100011010011011110
310122021210221010012101210
432331201333203103132
5113321113123431444
62104153242445250
7134165204201133
oct16754177432336
93567727105353
101028141233374
11367039a17062
12147316503826
1375c51536118
1437a95a7c58a
151bb270c97b9
hexef61fe34de

1028141233374 has 32 divisors (see below), whose sum is σ = 2111964162336. Its totient is φ = 333434396160.

The previous prime is 1028141233373. The next prime is 1028141233387. The reversal of 1028141233374 is 4733321418201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1028141233373) 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, 4751754 + ... + 4963410.

It is an arithmetic number, because the mean of its divisors is an integer number (65998880073).

Almost surely, 21028141233374 is an apocalyptic number.

1028141233374 is an abundant number, since it is smaller than the sum of its proper divisors (1083822928962).

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

1028141233374 is a wasteful number, since it uses less digits than its factorization.

1028141233374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233580.

The product of its (nonzero) digits is 96768, while the sum is 39.

The spelling of 1028141233374 in words is "one trillion, twenty-eight billion, one hundred forty-one million, two hundred thirty-three thousand, three hundred seventy-four".

Divisors: 1 2 3 6 37 74 111 222 21881 43762 65643 131286 211657 423314 634971 809597 1269942 1619194 2428791 4857582 7831309 15662618 23493927 46987854 4631266817 9262533634 13893800451 27787600902 171356872229 342713744458 514070616687 1028141233374