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133052025 = 3521774027
BaseRepresentation
bin1111110111000…
…11011001111001
3100021100202001210
413323203121321
5233030131100
621111433333
73203631531
oct773433171
9307322053
10133052025
1169116a57
1238685849
1321746a12
14139564c1
15ba32c50
hex7ee3679

133052025 has 12 divisors (see below), whose sum is σ = 219979472. Its totient is φ = 70961040.

The previous prime is 133052009. The next prime is 133052069. The reversal of 133052025 is 520250331.

It is not a de Polignac number, because 133052025 - 24 = 133052009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133051992 and 133052010.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 886939 + ... + 887088.

Almost surely, 2133052025 is an apocalyptic number.

133052025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133052025 is a deficient number, since it is larger than the sum of its proper divisors (86927447).

133052025 is a wasteful number, since it uses less digits than its factorization.

133052025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1774040 (or 1774035 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 21.

The square root of 133052025 is about 11534.8179439469. The cubic root of 133052025 is about 510.5134199111.

The spelling of 133052025 in words is "one hundred thirty-three million, fifty-two thousand, twenty-five".

Divisors: 1 3 5 15 25 75 1774027 5322081 8870135 26610405 44350675 133052025