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75895725 = 3521011943
BaseRepresentation
bin1001000011000…
…01001110101101
312021210220100210
410201201032231
5123412130400
611310413033
71611050223
oct441411655
9167726323
1075895725
1139928644
1221501179
1312954219
14a118b13
1569e2950
hex48613ad

75895725 has 12 divisors (see below), whose sum is σ = 125481056. Its totient is φ = 40477680.

The previous prime is 75895723. The next prime is 75895727. The reversal of 75895725 is 52759857.

It is an interprime number because it is at equal distance from previous prime (75895723) and next prime (75895727).

It is not a de Polignac number, because 75895725 - 21 = 75895723 is a prime.

It is a super-2 number, since 2×758957252 = 11520322146551250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75895723) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 505897 + ... + 506046.

Almost surely, 275895725 is an apocalyptic number.

75895725 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

75895725 is a deficient number, since it is larger than the sum of its proper divisors (49585331).

75895725 is a wasteful number, since it uses less digits than its factorization.

75895725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011956 (or 1011951 counting only the distinct ones).

The product of its digits is 882000, while the sum is 48.

The square root of 75895725 is about 8711.8152528621. The cubic root of 75895725 is about 423.3885458536.

The spelling of 75895725 in words is "seventy-five million, eight hundred ninety-five thousand, seven hundred twenty-five".

Divisors: 1 3 5 15 25 75 1011943 3035829 5059715 15179145 25298575 75895725