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374988105 = 3258333069
BaseRepresentation
bin10110010110011…
…101110101001001
3222010121100222100
4112112131311021
51231444104410
6101113144013
712202226532
oct2626356511
9863540870
10374988105
11182742128
12a56bb009
135c8c4b6b
1437b33689
1522dc28c0
hex1659dd49

374988105 has 12 divisors (see below), whose sum is σ = 649979460. Its totient is φ = 199993632.

The previous prime is 374988101. The next prime is 374988109. The reversal of 374988105 is 501889473.

It is an interprime number because it is at equal distance from previous prime (374988101) and next prime (374988109).

It can be written as a sum of positive squares in 2 ways, for example, as 194435136 + 180552969 = 13944^2 + 13437^2 .

It is not a de Polignac number, because 374988105 - 22 = 374988101 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 8333069 = 374988105 / (3 + 7 + 4 + 9 + 8 + 8 + 1 + 0 + 5).

It is not an unprimeable number, because it can be changed into a prime (374988101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4166490 + ... + 4166579.

It is an arithmetic number, because the mean of its divisors is an integer number (54164955).

Almost surely, 2374988105 is an apocalyptic number.

It is an amenable number.

374988105 is a deficient number, since it is larger than the sum of its proper divisors (274991355).

374988105 is a wasteful number, since it uses less digits than its factorization.

374988105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8333080 (or 8333077 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The square root of 374988105 is about 19364.6096010222. The cubic root of 374988105 is about 721.1171603804.

The spelling of 374988105 in words is "three hundred seventy-four million, nine hundred eighty-eight thousand, one hundred five".

Divisors: 1 3 5 9 15 45 8333069 24999207 41665345 74997621 124996035 374988105