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71401676 = 2218319749
BaseRepresentation
bin1000100000110…
…00000011001100
311222100120200112
410100120003030
5121234323201
611030215152
71524622103
oct420300314
9158316615
1071401676
1137339155
121bab44b8
1311a3c818
1496a903a
1564060bb
hex44180cc

71401676 has 12 divisors (see below), whose sum is σ = 125034000. Its totient is φ = 35677680.

The previous prime is 71401669. The next prime is 71401679. The reversal of 71401676 is 67610417.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (71401679) 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, 2450 + ... + 12198.

It is an arithmetic number, because the mean of its divisors is an integer number (10419500).

Almost surely, 271401676 is an apocalyptic number.

It is an amenable number.

71401676 is a deficient number, since it is larger than the sum of its proper divisors (53632324).

71401676 is a wasteful number, since it uses less digits than its factorization.

71401676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11584 (or 11582 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 71401676 is about 8449.9512424629. The cubic root of 71401676 is about 414.8611835516.

The spelling of 71401676 in words is "seventy-one million, four hundred one thousand, six hundred seventy-six".

Divisors: 1 2 4 1831 3662 7324 9749 19498 38996 17850419 35700838 71401676