Search a number
-
+
70888124 = 22161310987
BaseRepresentation
bin1000011100110…
…10101010111100
311221101111020002
410032122222330
5121121404444
611011213432
71520352626
oct416325274
9157344202
1070888124
113701832a
121b8a7278
13118bcb48
1495b3c16
156353d4e
hex439aabc

70888124 has 12 divisors (see below), whose sum is σ = 124142424. Its totient is φ = 35418864.

The previous prime is 70888121. The next prime is 70888133. The reversal of 70888124 is 42188807.

It is a happy number.

It is a super-2 number, since 2×708881242 = 10050252248478752, which contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70888121) 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, 959 + ... + 11945.

It is an arithmetic number, because the mean of its divisors is an integer number (10345202).

Almost surely, 270888124 is an apocalyptic number.

It is an amenable number.

70888124 is a deficient number, since it is larger than the sum of its proper divisors (53254300).

70888124 is a wasteful number, since it uses less digits than its factorization.

70888124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12604 (or 12602 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 38.

The square root of 70888124 is about 8419.5085367259. The cubic root of 70888124 is about 413.8641685286.

The spelling of 70888124 in words is "seventy million, eight hundred eighty-eight thousand, one hundred twenty-four".

Divisors: 1 2 4 1613 3226 6452 10987 21974 43948 17722031 35444062 70888124