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30760372 = 22471311249
BaseRepresentation
bin111010101010…
…1110110110100
32010212210022001
41311111312310
530333312442
63015145044
7522313246
oct165256664
963783261
1030760372
11163aa7a5
12a375184
1364b0106
14412a096
152a792b7
hex1d55db4

30760372 has 24 divisors (see below), whose sum is σ = 55440000. Its totient is φ = 14926080.

The previous prime is 30760369. The next prime is 30760391. The reversal of 30760372 is 27306703.

It is a self number, because there is not a number n which added to its sum of digits gives 30760372.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24004 + ... + 25252.

It is an arithmetic number, because the mean of its divisors is an integer number (2310000).

Almost surely, 230760372 is an apocalyptic number.

It is an amenable number.

30760372 is a deficient number, since it is larger than the sum of its proper divisors (24679628).

30760372 is a wasteful number, since it uses less digits than its factorization.

30760372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1431 (or 1429 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 28.

The square root of 30760372 is about 5546.2033861012. The cubic root of 30760372 is about 313.3265483164.

The spelling of 30760372 in words is "thirty million, seven hundred sixty thousand, three hundred seventy-two".

Divisors: 1 2 4 47 94 131 188 262 524 1249 2498 4996 6157 12314 24628 58703 117406 163619 234812 327238 654476 7690093 15380186 30760372