Search a number
-
+
70760493 = 332990371
BaseRepresentation
bin1000011011110…
…11100000101101
311221011000011000
410031323200231
5121103313433
611004350513
71516311546
oct415734055
9157130130
1070760493
1136a40451
121b845439
1311876a1b
14957d4cd
15632b113
hex437b82d

70760493 has 16 divisors (see below), whose sum is σ = 108446400. Its totient is φ = 45546480.

The previous prime is 70760483. The next prime is 70760497. The reversal of 70760493 is 39406707.

It is not a de Polignac number, because 70760493 - 25 = 70760461 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70760497) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44403 + ... + 45968.

It is an arithmetic number, because the mean of its divisors is an integer number (6777900).

Almost surely, 270760493 is an apocalyptic number.

It is an amenable number.

70760493 is a deficient number, since it is larger than the sum of its proper divisors (37685907).

70760493 is a wasteful number, since it uses less digits than its factorization.

70760493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90409 (or 90403 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The square root of 70760493 is about 8411.9256416114. The cubic root of 70760493 is about 413.6156378033.

It can be divided in two parts, 70760 and 493, that added together give a triangular number (71253 = T377).

The spelling of 70760493 in words is "seventy million, seven hundred sixty thousand, four hundred ninety-three".

Divisors: 1 3 9 27 29 87 261 783 90371 271113 813339 2440017 2620759 7862277 23586831 70760493