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70014932 = 22132921601
BaseRepresentation
bin1000010110001…
…01011111010100
311212202010102122
410023011133110
5120410434212
610540355112
71510055111
oct413053724
9155663378
1070014932
1136581289
121b545a98
1311675570
149427908
156230272
hex42c57d4

70014932 has 36 divisors (see below), whose sum is σ = 136743516. Its totient is φ = 31180800.

The previous prime is 70014929. The next prime is 70014937. The reversal of 70014932 is 23941007.

It can be written as a sum of positive squares in 6 ways, for example, as 2676496 + 67338436 = 1636^2 + 8206^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70014937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42932 + ... + 44532.

It is an arithmetic number, because the mean of its divisors is an integer number (3798431).

Almost surely, 270014932 is an apocalyptic number.

It is an amenable number.

70014932 is a deficient number, since it is larger than the sum of its proper divisors (66728584).

70014932 is a wasteful number, since it uses less digits than its factorization.

70014932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1676 (or 1645 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 26.

The square root of 70014932 is about 8367.4925754374. The cubic root of 70014932 is about 412.1578321984.

Adding to 70014932 its reverse (23941007), we get a palindrome (93955939).

The spelling of 70014932 in words is "seventy million, fourteen thousand, nine hundred thirty-two".

Divisors: 1 2 4 13 26 29 52 58 116 377 754 841 1508 1601 1682 3202 3364 6404 10933 20813 21866 41626 43732 46429 83252 92858 185716 603577 1207154 1346441 2414308 2692882 5385764 17503733 35007466 70014932