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73152025 = 527937039
BaseRepresentation
bin1000101110000…
…11011000011001
312002122111201021
410113003120121
5122211331100
611131522441
71545532132
oct427033031
9162574637
1073152025
1138324221
12205b9421
131220342b
149a02c89
15664ea1a
hex45c3619

73152025 has 12 divisors (see below), whose sum is σ = 91859200. Its totient is φ = 57779280.

The previous prime is 73151999. The next prime is 73152041. The reversal of 73152025 is 52025137.

It is not a de Polignac number, because 73152025 - 215 = 73119257 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

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, 16545 + ... + 20494.

Almost surely, 273152025 is an apocalyptic number.

It is an amenable number.

73152025 is a deficient number, since it is larger than the sum of its proper divisors (18707175).

73152025 is a wasteful number, since it uses less digits than its factorization.

73152025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37128 (or 37123 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 73152025 is about 8552.8957084721. The cubic root of 73152025 is about 418.2238390423.

The spelling of 73152025 in words is "seventy-three million, one hundred fifty-two thousand, twenty-five".

Divisors: 1 5 25 79 395 1975 37039 185195 925975 2926081 14630405 73152025