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70944207 = 337639137
BaseRepresentation
bin1000011101010…
…00010111001111
311221111100011020
410032220113033
5121130203312
611012325223
71521005265
oct416502717
9157440136
1070944207
1137056484
121b913813
131190c529
1495ca435
15636578c
hex43a85cf

70944207 has 8 divisors (see below), whose sum is σ = 97148976. Its totient is φ = 46017792.

The previous prime is 70944191. The next prime is 70944241. The reversal of 70944207 is 70244907.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 70944207 - 24 = 70944191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70944007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 319458 + ... + 319679.

It is an arithmetic number, because the mean of its divisors is an integer number (12143622).

Almost surely, 270944207 is an apocalyptic number.

70944207 is a deficient number, since it is larger than the sum of its proper divisors (26204769).

70944207 is a wasteful number, since it uses less digits than its factorization.

70944207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639177.

The product of its (nonzero) digits is 14112, while the sum is 33.

The square root of 70944207 is about 8422.8384170658. The cubic root of 70944207 is about 413.9732823664.

The spelling of 70944207 in words is "seventy million, nine hundred forty-four thousand, two hundred seven".

Divisors: 1 3 37 111 639137 1917411 23648069 70944207