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95309988 = 2237942499
BaseRepresentation
bin1011010111001…
…01000010100100
320122100020201120
411223211002210
5143344404423
613242453540
72235056454
oct553450244
9218306646
1095309988
1149888894
1227b042b0
1316990b57
14c92dd64
158579ee3
hex5ae50a4

95309988 has 12 divisors (see below), whose sum is σ = 222390000. Its totient is φ = 31769992.

The previous prime is 95309987. The next prime is 95309989. The reversal of 95309988 is 88990359.

95309988 is nontrivially palindromic in base 11.

It is an interprime number because it is at equal distance from previous prime (95309987) and next prime (95309989).

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 95309988.

It is not an unprimeable number, because it can be changed into a prime (95309987) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3971238 + ... + 3971261.

It is an arithmetic number, because the mean of its divisors is an integer number (18532500).

Almost surely, 295309988 is an apocalyptic number.

It is an amenable number.

95309988 is an abundant number, since it is smaller than the sum of its proper divisors (127080012).

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

95309988 is a wasteful number, since it uses less digits than its factorization.

95309988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7942506 (or 7942504 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 51.

The square root of 95309988 is about 9762.6834425787. The cubic root of 95309988 is about 456.7860212178.

The spelling of 95309988 in words is "ninety-five million, three hundred nine thousand, nine hundred eighty-eight".

Divisors: 1 2 3 4 6 12 7942499 15884998 23827497 31769996 47654994 95309988