Search a number
-
+
74111401 = 71336179
BaseRepresentation
bin1000110101011…
…01100110101001
312011110020201201
410122231212221
5122433031101
611204244201
71556636140
oct432554651
9164406651
1074111401
1138919aa1
12209a0661
131247b000
149bb2757
15678de01
hex46ad9a9

74111401 has 32 divisors (see below), whose sum is σ = 94438400. Its totient is φ = 56946240.

The previous prime is 74111393. The next prime is 74111413. The reversal of 74111401 is 10411147.

It is not a de Polignac number, because 74111401 - 23 = 74111393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74111461) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 938080 + ... + 938158.

It is an arithmetic number, because the mean of its divisors is an integer number (2951200).

Almost surely, 274111401 is an apocalyptic number.

It is an amenable number.

74111401 is a deficient number, since it is larger than the sum of its proper divisors (20326999).

74111401 is an equidigital number, since it uses as much as digits as its factorization.

74111401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186 (or 160 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 19.

The square root of 74111401 is about 8608.7978835607. The cubic root of 74111401 is about 420.0442149219.

Adding to 74111401 its reverse (10411147), we get a palindrome (84522548).

The spelling of 74111401 in words is "seventy-four million, one hundred eleven thousand, four hundred one".

Divisors: 1 7 13 61 79 91 169 427 553 793 1027 1183 2197 4819 5551 7189 10309 13351 15379 33733 62647 72163 93457 134017 173563 438529 814411 938119 1214941 5700877 10587343 74111401