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45025436 = 22471391723
BaseRepresentation
bin1010101111000…
…0100010011100
310010201112021202
42223300202130
543011303221
64245015032
71054465331
oct253604234
9103645252
1045025436
1123463305
12130b4478
139436091
145da0988
153e45d0b
hex2af089c

45025436 has 24 divisors (see below), whose sum is σ = 81096960. Its totient is φ = 21862512.

The previous prime is 45025433. The next prime is 45025447. The reversal of 45025436 is 63452054.

It is a junction number, because it is equal to n+sod(n) for n = 45025399 and 45025408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45025433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25271 + ... + 26993.

It is an arithmetic number, because the mean of its divisors is an integer number (3379040).

Almost surely, 245025436 is an apocalyptic number.

It is an amenable number.

45025436 is a deficient number, since it is larger than the sum of its proper divisors (36071524).

45025436 is a wasteful number, since it uses less digits than its factorization.

45025436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1913 (or 1911 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 45025436 is about 6710.0995521676. The cubic root of 45025436 is about 355.7563349653.

The spelling of 45025436 in words is "forty-five million, twenty-five thousand, four hundred thirty-six".

Divisors: 1 2 4 47 94 139 188 278 556 1723 3446 6533 6892 13066 26132 80981 161962 239497 323924 478994 957988 11256359 22512718 45025436