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193152207 = 3433148693
BaseRepresentation
bin10111000001101…
…00010011001111
3111110110011000110
423200310103033
5343421332312
631055531103
74533523653
oct1340642317
9443404013
10193152207
119a036126
1254829a93
133102a461
141b91ca63
1511e5543c
hexb8344cf

193152207 has 8 divisors (see below), whose sum is σ = 258132784. Its totient is φ = 128469888.

The previous prime is 193152199. The next prime is 193152217. The reversal of 193152207 is 702251391.

193152207 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 193152207 - 23 = 193152199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (193152217) 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, 73048 + ... + 75645.

It is an arithmetic number, because the mean of its divisors is an integer number (32266598).

Almost surely, 2193152207 is an apocalyptic number.

193152207 is a deficient number, since it is larger than the sum of its proper divisors (64980577).

193152207 is a wasteful number, since it uses less digits than its factorization.

193152207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149129.

The product of its (nonzero) digits is 3780, while the sum is 30.

The square root of 193152207 is about 13897.9209596256. The cubic root of 193152207 is about 578.0515343394.

The spelling of 193152207 in words is "one hundred ninety-three million, one hundred fifty-two thousand, two hundred seven".

Divisors: 1 3 433 1299 148693 446079 64384069 193152207